https://www.jk-sci.com/products/s57c4x-11304 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_543671b7-bb47-419d-89d1-37ae53ab4575.png?v=1791722319 Ilaprazole Impurity 4, 95.00% Ilaprazole Impurity 4|C4X-11304 https://www.jk-sci.com/products/s57c4x-113049 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a98ea3bb-7633-48a2-8e5c-7f4816d46f30.png?v=1791722311 Ilaprazole Impurity 49（碘盐C4X-1130124更便宜）, 91.70% Ilaprazole Impurity 49（碘盐C4X-1130124更便宜）|C4X-113049 https://www.jk-sci.com/products/s57c4x-113050 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a2133254-9d6b-4ecf-b1da-a02b23c9deb5.png?v=1791722308 Ilaprazole Impurity 50, 93.60% Ilaprazole Impurity 50|C4X-113050 https://www.jk-sci.com/products/s57c4x-113066 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7b8f5260-9d1b-4178-bd0c-a0fb1e39e47a.png?v=1791722305 Ilaprazole Impurity 66, 84.30% Ilaprazole Impurity 66|C4X-113066 https://www.jk-sci.com/products/s57c4x-113070 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c5b633754a3edc506c9970bef0b83369.jpg?v=1791722301 Ilaprazole Impurity 70, 99.10% | 2285346-40-7 Ilaprazole Impurity 70|C4X-113070|2285346-40-7 https://www.jk-sci.com/products/s57c4x-113088 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b9ab5048-d6e9-4db9-91a2-79a3f2c3873d.png?v=1791722295 Ilaprazole Impurity 88, 97.30% Ilaprazole Impurity 88|C4X-113088 https://www.jk-sci.com/products/a019447477 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_292b2388-2d3d-4fbc-a4e8-2e33a1fe5682.png?v=1791757260 CX-1, -Mal Infrared dye, 95%, Excitation/emission wavelength: 883/902 CX-1, -Mal Infrared dye, 95%, Excitation/emission wavelength: 883/902|9447477 https://www.jk-sci.com/products/s57c4x-11311 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/adca1408aa0fd64fac880dc486cd1a3d.jpg?v=1791722290 Brexpiprazole Impurity 1, 97.20% | 846038-18-4 Brexpiprazole Impurity 1|C4X-11311|846038-18-4 https://www.jk-sci.com/products/a019447478 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6f4e5b58-9a21-49cc-aa6a-5ab75c51d95e.png?v=1791757260 CX-2 Infrared dye, 95%, Excitation/emission wavelength: 981/1032 CX-2 Infrared dye, 95%, Excitation/emission wavelength: 981/1032|9447478 https://www.jk-sci.com/products/a019447479 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ccfff186-841e-4952-acac-525ecf5e6341.png?v=1791757260 CX-2, -COOH Infrared dye, 95% CX-2, -COOH Infrared dye, 95%|9447479 https://www.jk-sci.com/products/s57c4x-1131125 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_62871c6e-6729-4973-bd49-9eb4d13a1eb9.png?v=1791722285 Brexpiprazole impurity 125, 94.40% Brexpiprazole impurity 125|C4X-1131125 https://www.jk-sci.com/products/a01139834 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fa037abe91d75e6591bdbaa40e0f230.jpg?v=1791777867 Hydroxylapatite, 96% | 1306-06-5 Hydroxylapatite, 96%|139834|1306-06-5 https://www.jk-sci.com/products/a011392053 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1392053.png?v=1791777908 1-Boc-(3R)-3-Cbz-aminopiperidine, 97% | 320580-76-5 1-Boc-(3R)-3-Cbz-aminopiperidine, 97%|1392053|320580-76-5 https://www.jk-sci.com/products/s57c4x-113115 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/496090.png?v=1791722280 Brexpiprazole Impurity 15, 98.70% | 31570-97-5 Brexpiprazole Impurity 15|C4X-113115|31570-97-5 https://www.jk-sci.com/products/a011399789 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c186aeedb080a1fcb72e63e9fa63c0b8.jpg?v=1791777861 4,4,5,5-Tetramethyl-2-(4-phenoxyphenyl)-1,3,2-dioxaborolane, 98% | 269410-26-6 4,4,5,5-Tetramethyl-2-(4-phenoxyphenyl)-1,3,2-dioxaborolane, 98%|1399789|269410-26-6 https://www.jk-sci.com/products/a01140055 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/226918.png?v=1791777852 trans-4-(2-Thienyl)-3-buten-2-one, 97% | 33603-63-3 trans-4-(2-Thienyl)-3-buten-2-one, 97%|140055|33603-63-3 https://www.jk-sci.com/products/s57c4x-113118 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c9507b2586ec60057f9cfb9a0626b27c_b9c8a54c-4089-4025-bb1f-e1c109fbcef1.jpg?v=1791722270 Brexpiprazole Impurity 18, 97.10% | 66490-33-3 Brexpiprazole Impurity 18|C4X-113118|66490-33-3 https://www.jk-sci.com/products/s57c4x-113121 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/10962b2c5151d9035fa28517fd5f5281.jpg?v=1791722267 Brexpiprazole Impurity 21, 99.90% | 2059954-32-2 Brexpiprazole Impurity 21|C4X-113121|2059954-32-2 https://www.jk-sci.com/products/a01140414 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/140414.png?v=1791777835 2-Amino-4-methyl-3-nitropyridine, 98% | 6635-86-5 2-Amino-4-methyl-3-nitropyridine, 98%|140414|6635-86-5 https://www.jk-sci.com/products/a01140425 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/140425_01078804-84e1-45b3-8478-4164c49a1c5b.png?v=1791777835 2,6-Dichlorobenzenethiol, 98.5% | 24966-39-0 2,6-Dichlorobenzenethiol, 98.5%|140425|24966-39-0 https://www.jk-sci.com/products/a01140955 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/348755.png?v=1791777812 2-(4-Morpholino)benzonitrile, 98% | 204078-32-0 2-(4-Morpholino)benzonitrile, 98%|140955|204078-32-0 https://www.jk-sci.com/products/a01141060 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8ecc22ae4370291089c5d9a1f002bfb.jpg?v=1791777800 5-Bromoindole, 99% | 10075-50-0 5-Bromoindole, 99%|141060|10075-50-0 https://www.jk-sci.com/products/s57c4x-113135 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8445d53f592a2f9286d33cd743cce003.jpg?v=1791722242 Brexpiprazole Impurity 35, 95.40% | 2143944-65-2 Brexpiprazole Impurity 35|C4X-113135|2143944-65-2 https://www.jk-sci.com/products/s57c4x-113132 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/790753.png?v=1791722251 Brexpiprazole Impurity 32, 96.40% | 5118-13-8 Brexpiprazole Impurity 32|C4X-113132|5118-13-8 https://www.jk-sci.com/products/a01141174 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/141174.png?v=1791777781 4'-Hydroxypropiophenone, 98% | 70-70-2 4'-Hydroxypropiophenone, 98%|141174|70-70-2 https://www.jk-sci.com/products/s57c4x-113146 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a9b240de5662b2fcd1af15dd52f307f7.jpg?v=1791722233 Brexpiprazole Impurity 46, Purity: 99.8% | 2454317-17-8 Brexpiprazole Impurity 46|C4X-113146|2454317-17-8 https://www.jk-sci.com/products/s57c4x-113143 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8842aefd75fb08140e2b9fbcfd1ffadb.jpg?v=1791722233 Brexpiprazole Impurity 43, 91.30% | 1420987-85-4 Brexpiprazole Impurity 43|C4X-113143|1420987-85-4 https://www.jk-sci.com/products/a011412952 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3cbeab553d331c49a48b87cedc5927a9.jpg?v=1791777773 5(6)-Carboxytetramethylrhodamine, 97%, mixed isomers | 150347-56-1 5(6)-Carboxytetramethylrhodamine, 97%, mixed isomers|1412952|150347-56-1 https://www.jk-sci.com/products/s57c4x-11315 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/393553_90e36680-5c8f-4306-9977-7ce5e9389110.png?v=1791722216 Brexpiprazole Impurity 5, 99.80% | 22246-18-0 Brexpiprazole Impurity 5|C4X-11315|22246-18-0 https://www.jk-sci.com/products/a01239566 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f49ec9ce2b80beb4c10b17bef1b1ef8d.jpg?v=1791772463 5-Methylisoxazole-3-carboxylic acid, 98.5% | 3405-77-4 5-Methylisoxazole-3-carboxylic acid, 98.5%|239566|3405-77-4 https://www.jk-sci.com/products/s57c4x-113156 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3663472111ad11790303353f1b027d1.jpg?v=1791722213 Brexpiprazole Impurity 56, 99.00% | 1191900-59-0 Brexpiprazole Impurity 56|C4X-113156|1191900-59-0 https://www.jk-sci.com/products/a01240159 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/265081_70747b2d-f2cb-4be1-80b0-74a70a74ccd8.png?v=1791772446 5-Fluoro-2-methoxyphenylboronic acid, 97% | 179897-94-0 5-Fluoro-2-methoxyphenylboronic acid, 97%|240159|179897-94-0 https://www.jk-sci.com/products/s57c4x-113170 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/487504.png?v=1791722202 Brexpiprazole Impurity 70, 98.40% | 6940-78-9 Brexpiprazole Impurity 70|C4X-113170|6940-78-9 https://www.jk-sci.com/products/a01240561 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/301076.png?v=1791772432 2-Amino-3-bromo-5-methylpyridine, 98% | 17282-00-7 2-Amino-3-bromo-5-methylpyridine, 98%|240561|17282-00-7 https://www.jk-sci.com/products/s57c4x-113175 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_89e5da7c-7727-4ad4-a8b9-c821e46c541d.png?v=1791722197 Brexpiprazole Impurity 75, 91.70% Brexpiprazole Impurity 75|C4X-113175 https://www.jk-sci.com/products/a012411095 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d7867302a3aca0af216e247601e2f137.jpg?v=1791772388 (2S,3R,4R,5S,6R)-6-(Acetoxymethyl)-3-(((2,2,2-trichloroethoxy)carbonyl)amino)tetrahydro-2H-pyran-2,4,5-triyl triacetate, 97% | 122210-05-3 (2S,3R,4R,5S,6R)-6-(Acetoxymethyl)-3-(((2,2,2-trichloroethoxy)carbonyl)amino)tetrahydro-2H-pyran-2,4,5-triyl triacetate, 97%|2411095|122210-05-3 https://www.jk-sci.com/products/s57c4x-113182 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f998e3f0-3916-4c0b-b7f7-e7efa73a443d.png?v=1791722185 Brexpiprazole impurity 82, 98.30% Brexpiprazole impurity 82|C4X-113182 https://www.jk-sci.com/products/s57c4x-113191 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c8ae9222-8e78-4477-a0b5-92cb843ca807.png?v=1791722181 Brexpiprazole Impurity 91, 96.40% Brexpiprazole Impurity 91|C4X-113191 https://www.jk-sci.com/products/s57c4x-1132 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/280726.png?v=1791722175 Atorvastatin, 95.20% | 134523-00-5 Atorvastatin|C4X-1132|134523-00-5 https://www.jk-sci.com/products/a01241134 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/241134.png?v=1791772388 4-Phenyl-2-butanol, 99% | 2344-70-9 4-Phenyl-2-butanol, 99%|241134|2344-70-9 https://www.jk-sci.com/products/s57c4x-1132106 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3ee309f7171eba16ca3e6a57f9da9492.jpg?v=1791722169 Atorvastatin Impurity 106, 92.20% | 1316291-19-6 Atorvastatin Impurity 106|C4X-1132106|1316291-19-6 https://www.jk-sci.com/products/s57c4x-113211 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6e07448b23267e8b3c74471a39a1d7dc.jpg?v=1791722162 Atorvastatin Cyclic (Fluorophenyl) Sodium Salt, 95.60% | 1315629-79-8 Atorvastatin Cyclic (Fluorophenyl) Sodium Salt|C4X-113211|1315629-79-8 https://www.jk-sci.com/products/a01241675 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/241675.png?v=1791772367 2-(1-((4-(Hydroxymethyl)phenyl)amino)-3-methylbutylidene)-5,5-dimethylcyclohexane-1,3-dione, 98% | 172611-73-3 2-(1-((4-(Hydroxymethyl)phenyl)amino)-3-methylbutylidene)-5,5-dimethylcyclohexane-1,3-dione, 98%|241675|172611-73-3 https://www.jk-sci.com/products/s57c4x-1132118 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0dfb1e670bc221719c50bf6f6db370c1_f1504067-3309-4f32-9af4-9c64facc5610.jpg?v=1791722157 Atorvastatin hemicalcium trihydrate, Purity: 99.4% | 344423-98-9 Atorvastatin hemicalcium trihydrate|C4X-1132118|344423-98-9 https://www.jk-sci.com/products/a01241903 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/241903_b5ac86c5-b1cc-4c9b-92ad-d9f2b3ea544c.png?v=1791772355 3-Aminosalicylic acid, 96% | 570-23-0 3-Aminosalicylic acid, 96%|241903|570-23-0 https://www.jk-sci.com/products/s57c4x-106712 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/789204_df954502-8cbe-4adb-9549-3bdaaa62e484.png?v=1791724779 Levetiracetam Impurity 12, 98.50% | 103765-03-3 Levetiracetam Impurity 12|C4X-106712|103765-03-3 https://www.jk-sci.com/products/s57c4x-108720 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b72e6c0b1aa2c4cb2381f10793165476_9803a6ae-18ae-47d1-9f2a-1df3b3df7f35.jpg?v=1791723886 Tadalafil Impurity 20, 95.70% | 171752-68-4 Tadalafil Impurity 20|C4X-108720|171752-68-4 https://www.jk-sci.com/products/a01242101 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/359477.png?v=1791772345 Ethyl benzoylformate, 95% | 1603-79-8 Ethyl benzoylformate, 95%|242101|1603-79-8 https://www.jk-sci.com/products/s57c4x-1096 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75eecf2145c8f44d540b2598e1c326b1.jpg?v=1791723468 Azilsartan, 99.40% | 147403-03-0 Azilsartan|C4X-1096|147403-03-0 https://www.jk-sci.com/products/a01242651 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/242651.png?v=1791772325 O-Methylisourea sulfate, 99% | 29427-58-5 O-Methylisourea sulfate, 99%|242651|29427-58-5 https://www.jk-sci.com/products/s57c4x-109411 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c374097589d217cfee4a6a8f233299b.jpg?v=1791723555 Felodipine Impurity 11, 92.10% | 150131-21-8 Felodipine Impurity 11|C4X-109411|150131-21-8 https://www.jk-sci.com/products/s57c4x-109722 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05518b6f68db9587f7825df786d80ebd.jpg?v=1791723354 Olmesartan Impurity 22, Purity: 100.0% | 58954-23-7 Olmesartan Impurity 22|C4X-109722|58954-23-7 https://www.jk-sci.com/products/a01242995 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/242995.png?v=1791772307 Methyl hesperidin, 90% | 11013-97-1 Methyl hesperidin, 90%|242995|11013-97-1 https://www.jk-sci.com/products/a012448267 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8930e74418fc529c75c2c3d9b704028.jpg?v=1791772243 4-Phenoxybenzoic acid methyl ester, 98% | 21218-94-0 4-Phenoxybenzoic acid methyl ester, 98%|2448267|21218-94-0 https://www.jk-sci.com/products/s57c4x-110082 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_52deb672-fe09-4984-a5a2-baa53e689781.png?v=1791723204 N-Nitroso Vildagliptin Impurity 82(S-Isomer), 92.40% N-Nitroso Vildagliptin Impurity 82(S-Isomer)|C4X-110082 https://www.jk-sci.com/products/a012449900 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e887b56b458488c6855a1379bf08b2b7.jpg?v=1791772239 2-(9,9'-Spirobi[fluoren]-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 98% | 1161009-89-7 2-(9,9'-Spirobi[fluoren]-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 98%|2449900|1161009-89-7 https://www.jk-sci.com/products/s57c4x-11036 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_028f210f-9817-4a6c-8fd5-829b4d29d5c4.png?v=1791723112 Dutasteride EP Impurity F, 97.90% Dutasteride EP Impurity F|C4X-11036 https://www.jk-sci.com/products/s57c4x-11068 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/489d1970a40b14df5cb4f49c739e5e01.jpg?v=1791723082 Racecadotril EP Impurity H, Purity: 96.8% | 141437-88-9 Racecadotril EP Impurity H|C4X-11068|141437-88-9 https://www.jk-sci.com/products/a012451118 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3e643f6c5e173c42591dbbaa549a2480.jpg?v=1791772226 1-Butyl-1-methylpyrrolidinium bis(fluorosulfonyl)imide, 98% | 1057745-51-3 1-Butyl-1-methylpyrrolidinium bis(fluorosulfonyl)imide, 98%|2451118|1057745-51-3 https://www.jk-sci.com/products/s57c4x-110783 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/348823_80ff7ead-0a71-41b8-a031-808c562da392.png?v=1791723042 Pramipexole Impurity 83 DiHCl, 95.20% | 104632-25-9 Pramipexole Impurity 83 DiHCl|C4X-110783|104632-25-9 https://www.jk-sci.com/products/s57c4x-11108 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_18728f24-d1b1-49df-85b9-d1fcf3981011.png?v=1791722926 Blonanserin Impurity 8, 90.40% Blonanserin Impurity 8|C4X-11108 https://www.jk-sci.com/products/s57c4x-110844 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34925830642035a91a6c18dc544989ae.jpg?v=1791723010 Agomelatine Impurity 44, 99.50% | 55917-07-2 Agomelatine Impurity 44|C4X-110844|55917-07-2 https://www.jk-sci.com/products/s57c4x-111249 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1189592_094bc6c6-94ae-415d-af58-77e806aace7e.png?v=1791722836 Omeprazole Impurity 49, 99.30% | 89352-76-1 Omeprazole Impurity 49|C4X-111249|89352-76-1 https://www.jk-sci.com/products/s57c4x-11121 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/377716_e0be713f-3295-414c-98f6-3ebfd061e77e.png?v=1791722885 Esomeprazol EP Impurity A(Omeprazole EP Impurity A), 99.50% | 37052-78-1 Esomeprazol EP Impurity A(Omeprazole EP Impurity A)|C4X-11121|37052-78-1 https://www.jk-sci.com/products/a012453164 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/95634f4584383760b8a391b634f0f1bd_ad06a28c-b493-497a-9d42-c9f80fe1895d.jpg?v=1791772189 2-Hydroxy-5-(methylthio)benzaldehyde, 97% | 67868-84-2 2-Hydroxy-5-(methylthio)benzaldehyde, 97%|2453164|67868-84-2 https://www.jk-sci.com/products/s57c4x-11133 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/401286_c1c67d5e-85bd-4f1f-b8e2-65df9561931d.png?v=1791722811 Lansoprazole EP Impurity C/USP Impurity B, 95.20% | 103577-40-8 Lansoprazole EP Impurity C/USP Impurity B|C4X-11133|103577-40-8 https://www.jk-sci.com/products/a01245421 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/305841.png?v=1791772183 Emodin, 95%, from Rheum palmatum L. | 518-82-1 Emodin, 95%, from Rheum palmatum L.|245421|518-82-1 https://www.jk-sci.com/products/s57c4x-111718 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06c594d829cbf83f61c6432b91db71b2.jpg?v=1791722769 Gefitinib Impurity 18, 97.80% | 50413-44-0 Gefitinib Impurity 18|C4X-111718|50413-44-0 https://www.jk-sci.com/products/a01245478 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/245478.png?v=1791772173 Sodium phenylbutyrate, 98%, a histone deacetylase inhibitor | 1716-12-7 Sodium phenylbutyrate, 98%, a histone deacetylase inhibitor|245478|1716-12-7 https://www.jk-sci.com/products/a01245652 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/245652.png?v=1791772161 2-(4-Chlorobenzoyl)benzoic acid, 99% | 85-56-3 2-(4-Chlorobenzoyl)benzoic acid, 99%|245652|85-56-3 https://www.jk-sci.com/products/s57c4x-1118104 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5dc17e5d-30ba-4b43-9f1c-b2c06bec911a.png?v=1791722738 Avanafil Impurity 104, 96.60% Avanafil Impurity 104|C4X-1118104 https://www.jk-sci.com/products/s57c4x-111812 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_415861c8-199c-4456-89c1-ccb2b81117ac.png?v=1791722725 Avanafil Impurity 12, 98.70% Avanafil Impurity 12|C4X-111812 https://www.jk-sci.com/products/a01246001 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/246001.png?v=1791772143 (R)-4-Phenyloxazolidin-2-one, 99% | 90319-52-1 (R)-4-Phenyloxazolidin-2-one, 99%|246001|90319-52-1 https://www.jk-sci.com/products/s57c4x-111826 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f962c610a9e0c15d5b8aad56a94b1873.jpg?v=1791722709 Avanafil Impurity 26, 99.80% | 330785-83-6 Avanafil Impurity 26|C4X-111826|330785-83-6 https://www.jk-sci.com/products/s57c4x-11186 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6de2c34e6153634afb4d2ff2bfd3b5ec.jpg?v=1791722688 Avanafil Impurity 6, 97.10% | 330784-50-4 Avanafil Impurity 6|C4X-11186|330784-50-4 https://www.jk-sci.com/products/a01246042 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/246042.png?v=1791772141 2-Isopropoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine, 98% | 871839-91-7 2-Isopropoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine, 98%|246042|871839-91-7 https://www.jk-sci.com/products/a012464791 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/984aaf8a5be82ce451750bd58d0d9b09.jpg?v=1791772123 (1,1':4',1"-Terphenyl)-2',4,4",5'-tetracarboxylic acid, 98% | 115101-93-4 (1,1':4',1"-Terphenyl)-2',4,4",5'-tetracarboxylic acid, 98%|2464791|115101-93-4 https://www.jk-sci.com/products/s57c4x-111897 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c3241f6460c01d52f815dfc06bc940a.jpg?v=1791722657 Pyrimidin-4-ylmethanamine hydrochloride, Purity: 99.4% | 1138011-17-2 Pyrimidin-4-ylmethanamine hydrochloride|C4X-111897|1138011-17-2 https://www.jk-sci.com/products/a01246910 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/246910.png?v=1791772090 Methyl indole-6-carboxylate, 98% | 50820-65-0 Methyl indole-6-carboxylate, 98%|246910|50820-65-0 https://www.jk-sci.com/products/a01246703 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/226587.png?v=1791772110 4-Hydroxyphenylboronic acid, 98% | 71597-85-8 4-Hydroxyphenylboronic acid, 98%|246703|71597-85-8 https://www.jk-sci.com/products/a01247434 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/161887.png?v=1791772065 2,4-Dichloro-5-nitropyrimidine, 97% | 49845-33-2 2,4-Dichloro-5-nitropyrimidine, 97%|247434|49845-33-2 https://www.jk-sci.com/products/a01247714 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/247714.png?v=1791772052 3-Lodo-4-methoxybenzoic acid, 98% | 68507-19-7 3-Lodo-4-methoxybenzoic acid, 98%|247714|68507-19-7 https://www.jk-sci.com/products/s57c4x-112034 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/412947_74c76db3-5b3a-4206-8a32-5fefd90192fc.png?v=1791722622 Benidipine Impurity 34, Purity: 99.9% | 3554-74-3 Benidipine Impurity 34|C4X-112034|3554-74-3 https://www.jk-sci.com/products/s57c4x-11214 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/48974884a63b9b60e8483496c7b6597f_3604c67a-8ba3-41a7-9e57-074d6d8b20e2.jpg?v=1791722587 Rabeprazole EP Impurity D, 96.00% | 924663-38-7 Rabeprazole EP Impurity D|C4X-11214|924663-38-7 https://www.jk-sci.com/products/s57c4x-1125109 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ae5e6bbf05b59fafcd47c0f61b06e980.jpg?v=1791722523 Palbociclib Impurity 109, Purity: 99.8% | 1974279-20-3 Palbociclib Impurity 109|C4X-1125109|1974279-20-3 https://www.jk-sci.com/products/s57c4x-11245 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/606765_58955e01-5eb8-46d3-86ca-054e529a892c.png?v=1791722536 Sorafenib impurity C, Purity: 99.8% | 320-51-4 Sorafenib impurity C|C4X-11245|320-51-4 https://www.jk-sci.com/products/s57c4x-112115 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/795242_ca0eb82e-8f88-4553-a1c3-fd809d7fe308.png?v=1791722606 Rabeprazole EP Impurity I, 94.90% | 924663-37-6 Rabeprazole EP Impurity I|C4X-112115|924663-37-6 https://www.jk-sci.com/products/s57c4x-112538 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2dd67106e2b83c0489fffe7c0905e804.jpg?v=1791722503 Palbociclib Impurity 38, 98.70% | 2206135-30-8 Palbociclib Impurity 38|C4X-112538|2206135-30-8 https://www.jk-sci.com/products/a01247526 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/334949_39fc641a-8e91-4e77-8298-d0ce0b4ce1c7.png?v=1791772061 Caffeic acid, 99%, predominantly trans | 331-39-5 Caffeic acid, 99%, predominantly trans|247526|331-39-5 https://www.jk-sci.com/products/a01247654 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/247654.png?v=1791772057 Potassium tungstate, 99.5%, 60 mesh | 7790-60-5 Potassium tungstate, 99.5%, 60 mesh|247654|7790-60-5 https://www.jk-sci.com/products/a01247904 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/365981.png?v=1791772044 Trimethylsulfoxonium iodide, 98% | 1774-47-6 Trimethylsulfoxonium iodide, 98%|247904|1774-47-6 https://www.jk-sci.com/products/a01248225 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/460388_5b8a68d6-3a6c-49be-899e-4e33e90790c3.png?v=1791772035 Uracil, 98% | 66-22-8 Uracil, 98%|248225|66-22-8 https://www.jk-sci.com/products/s57c4x-11266 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/586546_85ba26e4-376d-4e08-9e9c-7533670e100a.png?v=1791722475 Nicotinic Acid EP Impurity F, 92.10% | 2047-49-6 Nicotinic Acid EP Impurity F|C4X-11266|2047-49-6 https://www.jk-sci.com/products/a019447480 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1a118287-7ba1-493b-b79d-8c4112f5e1f0.png?v=1791757257 CX-2, -Nboc Infrared dye, 95% CX-2, -Nboc Infrared dye, 95%|9447480 https://www.jk-sci.com/products/a019447481 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f5e2e76b-5cf5-4b58-8c55-1a92f7b5c7d7.png?v=1791757256 CX-2, -Mal Infrared dye, 95% CX-2, -Mal Infrared dye, 95%|9447481 https://www.jk-sci.com/products/s57c4x-112814 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3b19243fb167942afede01d943418b4b.jpg?v=1791722458 Sildenafil EP Impurity B, 94.90% | 1094598-75-0 Sildenafil EP Impurity B|C4X-112814|1094598-75-0 https://www.jk-sci.com/products/s57c4x-112819 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b82a763a7bae204ffab65cb8279d2315.jpg?v=1791722447 Sildenafil EP Impurity G, 96.30% | 1346602-67-2 Sildenafil EP Impurity G|C4X-112819|1346602-67-2 https://www.jk-sci.com/products/s57c4x-1128245 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f87d3210-fa40-46bf-b026-88d465449490.png?v=1791722439 Sildenafil Impurity 245, 99.00% Sildenafil Impurity 245|C4X-1128245 https://www.jk-sci.com/products/s57c4x-112840 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/784605_3fbca958-4cf0-4c60-9322-14323976a97a.png?v=1791722420 Sildenafil Impurity 40, 99.10% | 1185292-79-8 Sildenafil Impurity 40|C4X-112840|1185292-79-8 https://www.jk-sci.com/products/s57c4x-112872 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f29bb4e8fd6cd241e3126cfceec5ca9.jpg?v=1791722415 Sildenafil Impurity 72, 96.30% | 2840532-32-1 Sildenafil Impurity 72|C4X-112872|2840532-32-1 https://www.jk-sci.com/products/s57c4x-11283 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/393939_4c1a2862-9255-4e92-8821-ad9728c000f9.png?v=1791722433 Sildenafil Impurity 3, 99.90% | 139756-02-8 Sildenafil Impurity 3|C4X-11283|139756-02-8 https://www.jk-sci.com/products/s57c4x-112893 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cc177ed5-e355-453c-ae7f-a28acae1bf60.png?v=1791722404 Sildenafil Impurity 93, 99.80% Sildenafil Impurity 93|C4X-112893 https://www.jk-sci.com/products/a019447482 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f21059a0-d71f-4dec-a047-f19f61e8c0f1.png?v=1791757256 CX-3 Infrared dye, 95%, Excitation/emission wavelength: 1089/1140 CX-3 Infrared dye, 95%, Excitation/emission wavelength: 1089/1140|9447482 https://www.jk-sci.com/products/s57c4x-112925 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d3a0159a37b81c74c5f938fb8050392f.jpg?v=1791722392 Arbidol Impurity 25, 96.80% | 110543-98-1 Arbidol Impurity 25|C4X-112925|110543-98-1 https://www.jk-sci.com/products/a019447492 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7f9d9366-ebeb-4a22-aa84-cac053b6e64d.png?v=1791757241 BTC980 Infrared dye, 95%, Excitation/emission wavelength: 932/980 BTC980 Infrared dye, 95%, Excitation/emission wavelength: 932/980|9447492 https://www.jk-sci.com/products/a019447493 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_78eca47b-a049-4e4e-bffb-e340e3ed393c.png?v=1791757238 BTC982 Infrared dye, 95%, Excitation/emission wavelength: 944/982 BTC982 Infrared dye, 95%, Excitation/emission wavelength: 944/982|9447493 https://www.jk-sci.com/products/s57c4x-112941 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4689ec822060b48e1aa0f5743f53b78d.jpg?v=1791722378 Arbidol Impurity 41, 98.80% | 40945-68-4 Arbidol Impurity 41|C4X-112941|40945-68-4 https://www.jk-sci.com/products/a019447494 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_54f5228c-868a-400e-b5e5-5d6a4e6d2e22.png?v=1791757236 BTC1070 Infrared dye, 95%, Excitation/emission wavelength: 1014/1070 BTC1070 Infrared dye, 95%, Excitation/emission wavelength: 1014/1070|9447494 https://www.jk-sci.com/products/s57c4x-11301 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8dba803dbe923d06188d1cbb3235b6e2.jpg?v=1791722366 Ilaprazole Impurity 1, 93.20% | 172152-37-3 Ilaprazole Impurity 1|C4X-11301|172152-37-3 https://www.jk-sci.com/products/s57c4x-1130180 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b63328d8-fa55-4499-b149-1bb257df201a.png?v=1791722352 Ilaprazole Impurity 180, Purity: 99.6% Ilaprazole Impurity 180|C4X-1130180 https://www.jk-sci.com/products/s57c4x-113017 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b5b92e47544d0469fbdd5e47a5eec895.jpg?v=1791722362 Ilaprazole Impurity 17, 97.40% | 172152-35-1 Ilaprazole Impurity 17|C4X-113017|172152-35-1 https://www.jk-sci.com/products/a019447495 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f31dc9b3-3c54-4b05-9d41-1d4562400d4e.png?v=1791757235 LZ-1060 Infrared dye, 95%, Excitation/emission wavelength: 883/1060 LZ-1060 Infrared dye, 95%, Excitation/emission wavelength: 883/1060|9447495 https://www.jk-sci.com/products/a019447496 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f9ad1621-3037-416f-bd55-8bfa01e8d4fc.png?v=1791757234 LZ-1092 Infrared dye, 95%, Excitation/emission wavelength: 1035/1092 LZ-1092 Infrared dye, 95%, Excitation/emission wavelength: 1035/1092|9447496 https://www.jk-sci.com/products/a019447497 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_12f90f3a-1893-434e-9bc2-b0c3badaaeb3.png?v=1791757231 LZ-1105 Infrared dye, 95%, Excitation/emission wavelength: 1041/1105 LZ-1105 Infrared dye, 95%, Excitation/emission wavelength: 1041/1105|9447497 https://www.jk-sci.com/products/s57c4x-11303 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5ab3dadb-1f40-4b14-8868-4af757543a26.png?v=1791722335 Ilaprazole Impurity 3, Purity: 98.0% Ilaprazole Impurity 3|C4X-11303 https://www.jk-sci.com/products/a019447498 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_842f5715-29d6-49db-9aa0-9698d87b19dd.png?v=1791757232 LZ-1118 Infrared dye, 95%, Excitation/emission wavelength: 1052/1118 LZ-1118 Infrared dye, 95%, Excitation/emission wavelength: 1052/1118|9447498 https://www.jk-sci.com/products/s57c4x-113035 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5e6321bd-501e-46b0-9d61-0015e0493ba2.png?v=1791722325 Ilaprazole Impurity 35, 91.30% Ilaprazole Impurity 35|C4X-113035 https://www.jk-sci.com/products/a01944781 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/432533.png?v=1791757208 Gallium nitride, 99.99% | 25617-97-4 Gallium nitride, 99.99%|944781|25617-97-4 https://www.jk-sci.com/products/s57c4x-11305 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fd97092e7b0bc1b05fffed0a9372118e.jpg?v=1791722316 Ilaprazole Impurity 5, 97.90% | 2285346-44-1 Ilaprazole Impurity 5|C4X-11305|2285346-44-1 https://www.jk-sci.com/products/s57c4x-113069 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_676a812f-a612-469b-83ff-550ef7a9f300.png?v=1791722304 Ilaprazole Impurity 69, 95.90% Ilaprazole Impurity 69|C4X-113069 https://www.jk-sci.com/products/s57c4x-1131 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7188056043aaa490cd8efefb447e77a2.jpg?v=1791722299 Brexpiprazole, 99.40% | 913611-97-9 Brexpiprazole|C4X-1131|913611-97-9 https://www.jk-sci.com/products/s57c4x-113117 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9491cbc46d79a8fdefe94f2b0febe138.jpg?v=1791722272 Brexpiprazole Impurity 17, 98.20% | 2116542-20-0 Brexpiprazole Impurity 17|C4X-113117|2116542-20-0 https://www.jk-sci.com/products/s57c4x-113131 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8cca783c60a21f0782ffa0cf3d2d8dd5.jpg?v=1791722248 Brexpiprazole Impurity 31, 98.00% | 95-15-8 Brexpiprazole Impurity 31|C4X-113131|95-15-8 https://www.jk-sci.com/products/s57c4x-11314 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/497471_29da2571-b2b2-4c6c-b1da-2737e50af4c6.png?v=1791722237 Brexpiprazole Impurity 4, 99.40% | 70500-72-0 Brexpiprazole Impurity 4|C4X-11314|70500-72-0 https://www.jk-sci.com/products/s57c4x-113149 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8efe17c955f2fd1bdaf1c3073fdac520.jpg?v=1791722222 Brexpiprazole Impurity 49, 91.40% | 2116542-21-1 Brexpiprazole Impurity 49|C4X-113149|2116542-21-1 https://www.jk-sci.com/products/s57c4x-11317 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/abff436b97eb880af43ed19a5bcda9cb.jpg?v=1791722202 Brexpiprazole Impurity 7, 96.20% | 913613-82-8 Brexpiprazole Impurity 7|C4X-11317|913613-82-8 https://www.jk-sci.com/products/a019447908 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6c9d7073-2b88-4795-851f-2d640993873a.png?v=1791757205 Can apply SAM solution on a large area, Preparation of multiple chromatographic grade SAM raw materials and environmentally friendly ultra dry solvents Can apply SAM solution on a large area, Preparation of multiple chromatographic grade SAM raw materials and environmentally friendly ultra dry solvents|9447908 https://www.jk-sci.com/products/a019447909 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aea6947e-812e-4b29-954a-c42e24ffb1d2.png?v=1791757205 NiO coating solution, Preparation of AR grade high-purity raw materials and solvents NiO coating solution, Preparation of AR grade high-purity raw materials and solvents|9447909 https://www.jk-sci.com/products/s57c4x-113194 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_878d571e-6a8d-4e3d-8e6d-b488a03da982.png?v=1791722180 Brexpiprazole Impurity 94, 97.60% Brexpiprazole Impurity 94|C4X-113194 https://www.jk-sci.com/products/s57c4x-1132107 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b37777f38e27e7034c7e800163b3562f.jpg?v=1791722165 Atorvastatin Impurity 107, 94.90% | 125995-17-7 Atorvastatin Impurity 107|C4X-1132107|125995-17-7 https://www.jk-sci.com/products/s57c4x-1132149 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_78adab49-29de-4036-8022-e8887cd781d7.png?v=1791722145 Atorvastatin Impurity 149, 86.60% Atorvastatin Impurity 149|C4X-1132149 https://www.jk-sci.com/products/s57c4x-1132150 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37c66ce08600d870684536076f541811.jpg?v=1791722140 Atorvastatin Impurity 150, 98.60% | 676260-66-5 Atorvastatin Impurity 150|C4X-1132150|676260-66-5 https://www.jk-sci.com/products/s57c4x-1132161 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9dab5e3e-73e7-4115-8f6f-356ae51242cb.png?v=1791722135 Atorvastatin impurity 161, Purity: 95.6% Atorvastatin impurity 161|C4X-1132161 https://www.jk-sci.com/products/s57c4x-113218 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c51afa2a-4287-4386-9d0f-e765a5dc0ede.png?v=1791722131 Atorvastatin 3-Deoxy-Hept-2-Enoic Acid Sodium Salt, Purity: 95.4% Atorvastatin 3-Deoxy-Hept-2-Enoic Acid Sodium Salt|C4X-113218 https://www.jk-sci.com/products/s57c4x-113220 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7eface27a101365f736431fae183182d.jpg?v=1791722129 Atorvastatin Methyl Ester Impurity, 95.40% | 345891-62-5 Atorvastatin Methyl Ester Impurity|C4X-113220|345891-62-5 https://www.jk-sci.com/products/s57c4x-113223 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/382746.png?v=1791722127 Atorvastatin EP Impurity I, 97.90% | 125971-95-1 Atorvastatin EP Impurity I|C4X-113223|125971-95-1 https://www.jk-sci.com/products/s57c4x-113244 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e756e918-e0eb-4980-8a36-7c6c1c582e01.png?v=1791722116 Atorvastatin Impurity 44, 90.50% Atorvastatin Impurity 44|C4X-113244 https://www.jk-sci.com/products/s57c4x-11324 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c46ce6797c412705c54e9a070af7b2ed.jpg?v=1791722123 Atorvastatin EP Impurity D, 99.40% | 148146-51-4 Atorvastatin EP Impurity D|C4X-11324|148146-51-4 https://www.jk-sci.com/products/s57c4x-113249 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/15d82fba5ba979fdf1ab6744ca4009da.jpg?v=1791722114 Atorvastatin EP Impurity E(Calcium salt), 93.90% | 1105067-88-6 Atorvastatin EP Impurity E(Calcium salt)|C4X-113249|1105067-88-6 https://www.jk-sci.com/products/s57c4x-113251 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5aec2cdb427af990d3fe98e7302343fe.jpg?v=1791722111 (3R,5S)-Atorvastatin EP Impurity B (single configuration) Calcium salt, 98.10% | 651770-09-1 (3R,5S)-Atorvastatin EP Impurity B (single configuration) Calcium salt|C4X-113251|651770-09-1 https://www.jk-sci.com/products/s57c4x-11326 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39896b5b38e3dab7671f7d8ac1f4affd.jpg?v=1791722102 Atorvastatin EP Impurity F(Calcium Salt), 98.20% | 1105067-87-5 Atorvastatin EP Impurity F(Calcium Salt)|C4X-11326|1105067-87-5 https://www.jk-sci.com/products/s57c4x-113262 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70b38aa32abff0606fb55781b2f9794f.jpg?v=1791722103 Atorvastatin Impurity 62, 93.90% | 125971-93-9 Atorvastatin Impurity 62|C4X-113262|125971-93-9 https://www.jk-sci.com/products/s57c4x-113265 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8f34fcc80c65abb840ab3b82904806c4.jpg?v=1791722094 Atorvastatin Impurity 65, 99.40% | 1105067-91-1 Atorvastatin Impurity 65|C4X-113265|1105067-91-1 https://www.jk-sci.com/products/s57c4x-113277 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75465908614a6c2ad07230d8263e03e1.jpg?v=1791722086 Atorvastatin Impurity 77, 94.20% | 2299304-89-3 Atorvastatin Impurity 77|C4X-113277|2299304-89-3 https://www.jk-sci.com/products/s57c4x-11328 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/377483.png?v=1791722084 Atorvastatin EP Impurity H, 92.30% | 125995-03-1 Atorvastatin EP Impurity H|C4X-11328|125995-03-1 https://www.jk-sci.com/products/s57c4x-113283 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/252048.png?v=1791722075 Atorvastatin Impurity 83, 93.60% | 125995-13-3 Atorvastatin Impurity 83|C4X-113283|125995-13-3 https://www.jk-sci.com/products/s57c4x-113289 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/13d03e0405a14add88f97f9256b9be7e.jpg?v=1791722070 ortho-Hydroxy Atorvastatin-d5 Calcium Salt, Purity: 100.0% | 265989-47-7 ortho-Hydroxy Atorvastatin-d5 Calcium Salt|C4X-113289|265989-47-7 https://www.jk-sci.com/products/s57c4x-113291 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/307440.png?v=1791722066 Atorvastatin Calcium, 95.10% | 134523-03-8 Atorvastatin Calcium|C4X-113291|134523-03-8 https://www.jk-sci.com/products/a019455871 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/71958074ab7e20d30f6c07351d97830a.jpg?v=1791757015 1-Chlorotriphenylene, 99% | 22536-40-9 1-Chlorotriphenylene, 99%|9455871|22536-40-9 https://www.jk-sci.com/products/a01100208 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/364398.png?v=1791780157 Ethyl 2-aminothiazole-5-carboxylate, 97% | 32955-21-8 Ethyl 2-aminothiazole-5-carboxylate, 97%|100208|32955-21-8 https://www.jk-sci.com/products/a01100275 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/100275.png?v=1791780149 N-Boc-4-piperidinemethanol, 97% | 123855-51-6 N-Boc-4-piperidinemethanol, 97%|100275|123855-51-6 https://www.jk-sci.com/products/s57c4x-113412 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d73ffd6d962cc4438195944c833707b.jpg?v=1791722054 Neratinib Impurity 12, 90.70% | 1144516-18-6 Neratinib Impurity 12|C4X-113412|1144516-18-6 https://www.jk-sci.com/products/s57c4x-113419 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/69cec17632e7f3849b3166c8b2cc273a.jpg?v=1791722053 Neratinib Impurity 19, Purity: 97.8% | 1376619-98-5 Neratinib Impurity 19|C4X-113419|1376619-98-5 https://www.jk-sci.com/products/s57c4x-113421 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f78cfc5033ae0839c359e4f3b52a712.jpg?v=1791722049 Neratinib Impurity 21, Purity: 99.9% | 1144516-15-3 Neratinib Impurity 21|C4X-113421|1144516-15-3 https://www.jk-sci.com/products/s57c4x-113443 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b38e52607c42a7f6919d40f9d9f19fcf.jpg?v=1791722040 Neratinib Impurity 43, Purity: 99.7% | 1222172-49-7 Neratinib Impurity 43|C4X-113443|1222172-49-7 https://www.jk-sci.com/products/s57c4x-113423 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/77f09827731aae653cc1fa20c8f4438d.jpg?v=1791722044 Neratinib Impurity 23, 96.60% | 524955-09-7 Neratinib Impurity 23|C4X-113423|524955-09-7 https://www.jk-sci.com/products/s57c4x-1135 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/adf06e45980aa4055c4a9a6bb21f530f.jpg?v=1791722036 Olaparib, 99.90% | 763113-22-0 Olaparib|C4X-1135|763113-22-0 https://www.jk-sci.com/products/s57c4x-113511 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67a4ecca28b8183178db721522a22f41.jpg?v=1791722039 Olaparib Impurity 11, 96.90% | 2250242-62-5 Olaparib Impurity 11|C4X-113511|2250242-62-5 https://www.jk-sci.com/products/s57c4x-1135119 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5f515139-6ed3-4ac4-b7b4-4813b365d966.png?v=1791722026 Olaparib Impurity 119, 99.80% Olaparib Impurity 119|C4X-1135119 https://www.jk-sci.com/products/s57c4x-1135121 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d350d574-95c5-451a-801d-5f979e508f35.png?v=1791722026 Olaparib Impurity 21, Purity: 99.9% Olaparib Impurity 21|C4X-1135121 https://www.jk-sci.com/products/s57c4x-1135149 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ed549be2-a143-4160-b9a9-13c01ac8bb27.png?v=1791722017 Olaparib Impurity 149, 97.60% Olaparib Impurity 149|C4X-1135149 https://www.jk-sci.com/products/s57c4x-113516 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/67998fefaf70a7ceaf467b3830bed11d.jpg?v=1791722017 Olaparib Impurity 16, Purity: 99.4% | 848136-41-4 Olaparib Impurity 16|C4X-113516|848136-41-4 https://www.jk-sci.com/products/s57c4x-113518 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2fb8434c0d576c2d6329599a25aeede1.jpg?v=1791722011 Olaparib Impurity 18, 97.30% | 2250243-17-3 Olaparib Impurity 18|C4X-113518|2250243-17-3 https://www.jk-sci.com/products/s57c4x-113521 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/351777_c4a7dc21-16d9-441f-b350-290b6c042d5b.png?v=1791722009 Olaparib Impurity 21, 98.80% | 218301-22-5 Olaparib Impurity 21|C4X-113521|218301-22-5 https://www.jk-sci.com/products/s57c4x-113526 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8157fcb4e99c39ed984a4d31f658111.jpg?v=1791722007 Olaparib Impurity 26, 100.00% | 414910-15-9 Olaparib Impurity 26|C4X-113526|414910-15-9 https://www.jk-sci.com/products/s57c4x-113537 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b9147ea86ff0279b14231c31b72758a0.jpg?v=1791722005 Olaparib Impurity 37, 98.30% | 1423030-11-8 Olaparib Impurity 37|C4X-113537|1423030-11-8 https://www.jk-sci.com/products/s57c4x-113544 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cfef1ef2-fb19-47c9-8dc4-5c09caedab9f.png?v=1791721994 Olaparib Impurity 44, 76.10% Olaparib Impurity 44|C4X-113544 https://www.jk-sci.com/products/s57c4x-113574 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/303005.png?v=1791721971 Olaparib Impurity 74, 99.90% | 39968-33-7 Olaparib Impurity 74|C4X-113574|39968-33-7 https://www.jk-sci.com/products/s57c4x-113561 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/257510.png?v=1791721975 Olaparib Impurity 61, 95.50% | 2558-18-1 Olaparib Impurity 61|C4X-113561|2558-18-1 https://www.jk-sci.com/products/s57c4x-113548 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/426188.png?v=1791721992 Olaparib Impurity 48, 95.60% | 59878-57-8 Olaparib Impurity 48|C4X-113548|59878-57-8 https://www.jk-sci.com/products/s57c4x-113554 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bab4c89b42c580ae271fffb5dd3def87.jpg?v=1791721985 Olaparib Impurity 54, 99.60% | 63964-50-1 Olaparib Impurity 54|C4X-113554|63964-50-1 https://www.jk-sci.com/products/a01100517 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/100517.png?v=1791780124 8-Aminoquinoline, 98% | 578-66-5 8-Aminoquinoline, 98%|100517|578-66-5 https://www.jk-sci.com/products/a011004745 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4629e27d52722bd479416bfca09bd01d.jpg?v=1791780128 2-(3,5-Bis(trifluoromethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 98% | 69807-91-6 2-(3,5-Bis(trifluoromethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 98%|1004745|69807-91-6 https://www.jk-sci.com/products/s57c4x-11359 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_791d2047-6811-48cb-87bb-6b0437cb3e94.png?v=1791721965 Olaparib Impurity 9, 96.90% Olaparib Impurity 9|C4X-11359 https://www.jk-sci.com/products/s57c4x-1136 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/813754.png?v=1791721960 Lubiprostone, 98.80% Lubiprostone|C4X-1136 https://www.jk-sci.com/products/a01101714 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/101714.png?v=1791780004 Piperazine-2-carboxylic acid dihydrochloride, 98% | 3022-15-9 Piperazine-2-carboxylic acid dihydrochloride, 98%|101714|3022-15-9 https://www.jk-sci.com/products/s57c4x-113715 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e6a2499ebe61ea726150913deaf5c41.jpg?v=1791721958 D-2’-Deoxyribofuranosyl-3-Guanylurea(α/β-Mixture), Purity: 97.6% | 570410-72-9 D-2’-Deoxyribofuranosyl-3-Guanylurea(α/β-Mixture)|C4X-113715|570410-72-9 https://www.jk-sci.com/products/s57c4x-113728 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/208201_e06d88cc-9574-4f5a-94b8-ca38a66f7fc1.png?v=1791721950 Decitabine Impurity 28, 96.80% | 1126-46-1 Decitabine Impurity 28|C4X-113728|1126-46-1 https://www.jk-sci.com/products/s57c4x-1138145 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ec4874b407bcca414ef55c2addf685c4.jpg?v=1791721928 Dapagliflozin Impurity 145, 97.30% | 1971128-00-3 Dapagliflozin Impurity 145|C4X-1138145|1971128-00-3 https://www.jk-sci.com/products/s57c4x-1138 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/90787734969caf9ac9453d0c52b01c90.jpg?v=1791721947 Dapagliflozin, 98.80% | 461432-26-8 Dapagliflozin|C4X-1138|461432-26-8 https://www.jk-sci.com/products/s57c4x-113810 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/02625c2552abbd43a5e1b0361fe4d5d2_56ded655-6909-4a32-9d1e-a768dba6f49c.jpg?v=1791721943 Dapagliflozin Impurity 10, 99.70% | 461432-23-5 Dapagliflozin Impurity 10|C4X-113810|461432-23-5 https://www.jk-sci.com/products/s57c4x-1138183 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a3c8ef92-4362-4823-9f4a-cba7c919e86a.png?v=1791721915 Dapagliflozin Impurity 183, Purity: 99.1% Dapagliflozin Impurity 183|C4X-1138183 https://www.jk-sci.com/products/s57c4x-113813 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b666a6a6a45f67ab5534c6ebe6dffbf7.jpg?v=1791721939 Dapagliflozin Impurity 13, 93.00% | 864070-37-1 Dapagliflozin Impurity 13|C4X-113813|864070-37-1 https://www.jk-sci.com/products/a01101786 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/422486.png?v=1791780000 2,6-Dimethylbenzaldehyde, 98% | 1123-56-4 2,6-Dimethylbenzaldehyde, 98%|101786|1123-56-4 https://www.jk-sci.com/products/s57c4x-113817 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/126198.png?v=1791721923 Dapagliflozin Impurity 17, 97.20% | 103-73-1 Dapagliflozin Impurity 17|C4X-113817|103-73-1 https://www.jk-sci.com/products/s57c4x-1138185 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_42b60fc1-6003-4077-96bd-f0d1c8af3799.png?v=1791721911 Dapagliflozin Impurity 185, Purity: 99.3% Dapagliflozin Impurity 185|C4X-1138185 https://www.jk-sci.com/products/s57c4x-113828 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e352785b91f1618e4a658a950e6b3c51.jpg?v=1791721893 Dapagliflozin Impurity 28, 95.00% | 461432-28-0 Dapagliflozin Impurity 28|C4X-113828|461432-28-0 https://www.jk-sci.com/products/s57c4x-1138191 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c0178795ab91c4595660c28e72771ee.jpg?v=1791721911 Dapagliflozin Impurity 191, Purity: 97.8% | 1616259-44-9 Dapagliflozin Impurity 191|C4X-1138191|1616259-44-9 https://www.jk-sci.com/products/s57c4x-113822 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d211a7a4ebc730da0a6c236eb1885726.jpg?v=1791721903 Dapagliflozin 4-Bromo Analog, 96.60% | 1807632-95-6 Dapagliflozin 4-Bromo Analog|C4X-113822|1807632-95-6 https://www.jk-sci.com/products/s57c4x-1138153 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a7bb85a79f0d12cd67863b801df3541.jpg?v=1791721925 Dapagliflozin Impurity 153, 99.60% | 35672-52-7 Dapagliflozin Impurity 153|C4X-1138153|35672-52-7 https://www.jk-sci.com/products/s57c4x-113825 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef6af8088080da2e3cedf1b1a32b5006.jpg?v=1791721895 Dapagliflozin Impurity 25, 98.40% | 2452300-94-4 Dapagliflozin Impurity 25|C4X-113825|2452300-94-4 https://www.jk-sci.com/products/s57c4x-1138119 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cca55884-8557-474d-a80a-af37cc130d94.png?v=1791721942 Dapagliflozin Impurity 119, 98.70% Dapagliflozin Impurity 119|C4X-1138119 https://www.jk-sci.com/products/s57c4x-113831 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e0355a0450f05e0b7fe6a566bc712b4.jpg?v=1791721888 Dapagliflozin Impurity 31, 95.40% | 2100872-88-4 Dapagliflozin Impurity 31|C4X-113831|2100872-88-4 https://www.jk-sci.com/products/s57c4x-113835 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64aae05112b0bb2d32eb16629591162e.jpg?v=1791721882 Dapagliflozin Impurity 35, 97.90% | 898538-17-5 Dapagliflozin Impurity 35|C4X-113835|898538-17-5 https://www.jk-sci.com/products/s57c4x-113846 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1ba44efdc0ff85664df72a742527b222.jpg?v=1791721876 Dapagliflozin Impurity 46, 97.10% | 461432-24-6 Dapagliflozin Impurity 46|C4X-113846|461432-24-6 https://www.jk-sci.com/products/a01101824 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/101824.png?v=1791780000 4-Fluoro-2-hydroxybenzoic acid, 97% | 345-29-9 4-Fluoro-2-hydroxybenzoic acid, 97%|101824|345-29-9 https://www.jk-sci.com/products/s57c4x-113850 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8065fd95-5d3a-4a37-bd30-75e6630d95ff.png?v=1791721871 Dapagliflozin Impurity 50, 91.60% Dapagliflozin Impurity 50|C4X-113850 https://www.jk-sci.com/products/s57c4x-113863 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f46831e146ad74c7973925e4bb0ecc03.jpg?v=1791721866 Dapagliflozin Impurity 63, Purity: 99.0% | 2768435-31-8 Dapagliflozin Impurity 63|C4X-113863|2768435-31-8 https://www.jk-sci.com/products/s57c4x-113869 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e1a5b279-944a-4c37-80aa-415a7409b2f6.png?v=1791721866 Dapagliflozin Impurity 69, 98.30% Dapagliflozin Impurity 69|C4X-113869 https://www.jk-sci.com/products/s57c4x-11388 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/70579a7e323b8f5e0c90e11583eaccbf_9818661b-5ebc-48d0-8bc9-1489a857fe36.jpg?v=1791721860 Dapagliflozin Impurity 8, 99.00% | 1662702-90-0 Dapagliflozin Impurity 8|C4X-11388|1662702-90-0 https://www.jk-sci.com/products/s57c4x-113885 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e29e786cf3e04663082967478ed884cb.jpg?v=1791721855 Dapagliflozin Impurity 85, 92.60% | 2452300-79-5 Dapagliflozin Impurity 85|C4X-113885|2452300-79-5 https://www.jk-sci.com/products/s57c4x-113888 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f67da9f9-d0be-45fa-98b8-43364aa1619f.png?v=1791721850 Dapagliflozin Impurity 88, Purity: 99.2% Dapagliflozin Impurity 88|C4X-113888 https://www.jk-sci.com/products/s57c4x-11389 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/15cef2c18b932975eee1b3757ece87b9.jpg?v=1791721846 Dapagliflozin Impurity 9, 98.90% | 714269-57-5 Dapagliflozin Impurity 9|C4X-11389|714269-57-5 https://www.jk-sci.com/products/s57c4x-11392 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8eddf74676741a8166137e3487fbc346.jpg?v=1791721844 Cefixime EP Impurity A, 96.30% | 1614255-90-1 Cefixime EP Impurity A|C4X-11392|1614255-90-1 https://www.jk-sci.com/products/s57c4x-113927 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5b9aabe27ecb1beba860f77179a1861e.jpg?v=1791721838 Cefixime Impurity 27, 94.10% | 29126-11-2 Cefixime Impurity 27|C4X-113927|29126-11-2 https://www.jk-sci.com/products/s57c4x-113932 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5db86b02-c7be-4093-945f-eb7b1ec69192.png?v=1791721834 Cefixime Impurity 32, 90.40% Cefixime Impurity 32|C4X-113932 https://www.jk-sci.com/products/s57c4x-11394 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0adc56a54734cd2630552e124ca6d627.jpg?v=1791721833 Cefixime EP Impurity B, 95.20% | 1335475-19-8 Cefixime EP Impurity B|C4X-11394|1335475-19-8 https://www.jk-sci.com/products/s57c4x-1140141 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_727cc689-f626-4bb1-9772-faf5907122f0.png?v=1791721807 Lenvatinib-d5, Purity>90% Lenvatinib-d5|C4X-1140141 https://www.jk-sci.com/products/s57c4x-11395 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc824879e5c9d99d3a6bf22abcd55775.jpg?v=1791721828 Cefixime EP Impurity C, 91.80% | 108691-83-4 Cefixime EP Impurity C|C4X-11395|108691-83-4 https://www.jk-sci.com/products/s57c4x-11397 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9330a315c287eaa7e2662d45a87dac60.jpg?v=1791721824 Cefixime EP Impurity E, 89.50% | 72701-01-0 Cefixime EP Impurity E|C4X-11397|72701-01-0 https://www.jk-sci.com/products/s57c4x-11399 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/112785.png?v=1791721820 Cefixime Impurity 9, 98.70% | 80544-17-8 Cefixime Impurity 9|C4X-11399|80544-17-8 https://www.jk-sci.com/products/s57c4x-1140103 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9d4db144631a6dc299965d6cf3af3fda_8083591d-f9bc-4643-aa43-c26d068b1956.jpg?v=1791721816 Lenvatinib Impurity 103, Purity: 99.4% | 2486-80-8 Lenvatinib Impurity 103|C4X-1140103|2486-80-8 https://www.jk-sci.com/products/s57c4x-1140114 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0b6a144c33d549cf241601db98594575.jpg?v=1791721812 Lenvatinib Impurity 114, 99.60% | 42832-22-4 Lenvatinib Impurity 114|C4X-1140114|42832-22-4 https://www.jk-sci.com/products/s57c4x-1140148 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_11150749-d3b1-48fc-bfca-ad64bc4c88c2.png?v=1791721807 Lenvatinib Impurity 148, 98.00% Lenvatinib Impurity 148|C4X-1140148 https://www.jk-sci.com/products/s57c4x-11403 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1e3373f2fb387067f65ac5ddad3f027.jpg?v=1791721796 Lenvatinib Impurity 3, 98.00% | 417719-51-8 Lenvatinib Impurity 3|C4X-11403|417719-51-8 https://www.jk-sci.com/products/s57c4x-114019 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ce0dfc402c99dc75dea4722fb92904bf.jpg?v=1791721803 Lenvatinib Impurity 19, 93.50% | 417724-81-3 Lenvatinib Impurity 19|C4X-114019|417724-81-3 https://www.jk-sci.com/products/s57c4x-10966 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f27cfc9adc95e1cb8bcadc06d6058ea6.jpg?v=1791723393 Azilsartan Impurity 6, 94.30% | 1696392-11-6 Azilsartan Impurity 6|C4X-10966|1696392-11-6 https://www.jk-sci.com/products/s57c4x-109341 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1238599_2ae84393-5039-4214-aba5-72f9a393d62b.png?v=1791723587 Ticagrelor Impurity 41, 98.90% | 376608-65-0 Ticagrelor Impurity 41|C4X-109341|376608-65-0 https://www.jk-sci.com/products/s57c4x-110174 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/117503_30c2a0ac-2986-47fe-9e78-2d89180a0f2b.png?v=1791723140 Linagliptin Impurity 74, 99.90% | 2434-53-9 Linagliptin Impurity 74|C4X-110174|2434-53-9 https://www.jk-sci.com/products/s57c4x-111015 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e1ffd6a7d883c2335f2fc7b4bdf7fcf2.jpg?v=1791722941 Blonanserin Impurity 15, 99.10% | 132813-14-0 Blonanserin Impurity 15|C4X-111015|132813-14-0 https://www.jk-sci.com/products/s57c4x-110727 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3f8d1582c51767c1fd4254306e26ec8e.jpg?v=1791723061 rac-cis-7-Hydroxy-Pramipexole ( and enantiomer ), 83.50% | 1798014-87-5 rac-cis-7-Hydroxy-Pramipexole ( and enantiomer )|C4X-110727|1798014-87-5 https://www.jk-sci.com/products/s57c4x-111522 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c716db9f413a3ec3b77c91e3df9cbf73.jpg?v=1791722781 Cabazitaxel Impurity 22, Purity: 100.0% | 146924-92-7 Cabazitaxel Impurity 22|C4X-111522|146924-92-7 https://www.jk-sci.com/products/s57c4x-111225 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75b7a75ba85e427d1887ae5df5fd6ced_825c4413-9577-48b3-bf25-ddecf8e80d0e.jpg?v=1791722853 Omeprazole Impurity 25, 98.70% | 73590-93-9 Omeprazole Impurity 25|C4X-111225|73590-93-9 https://www.jk-sci.com/products/s57c4x-1118110 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5238edc3061de73dd311e0744b4cb36.jpg?v=1791722733 Avanafil Impurity 110, 98.90% | 1368440-33-8 Avanafil Impurity 110|C4X-1118110|1368440-33-8 https://www.jk-sci.com/products/s57c4x-11185 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/36fcd268d1368b8b4189afa1d92c6cc9.jpg?v=1791722694 Avanafil Impurity 5, 99.50% | 372117-54-9 Avanafil Impurity 5|C4X-11185|372117-54-9 https://www.jk-sci.com/products/s57c4x-112123 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29cb55d42e015ae5044fa67f19ee8f2e_f7891c02-06af-411b-a491-7fe79972b9bb.jpg?v=1791722594 Rabeprazole Impurity 23, 98.30% | 86604-74-2 Rabeprazole Impurity 23|C4X-112123|86604-74-2 https://www.jk-sci.com/products/s57c4x-112020 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/352741_d24c7ea2-d2fa-46ab-bebc-9f381fcdabf9.png?v=1791722627 (R,R)(S,S)-Benidipine Hydrochloride, 99.30% | 91599-74-5 (R,R)(S,S)-Benidipine Hydrochloride|C4X-112020|91599-74-5 https://www.jk-sci.com/products/s57c4x-112614 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/126109_458a1e99-899c-444b-b5d1-963db6b77a33.png?v=1791722484 Pyridine-2,5-dicarbonitrile, 98.90% | 20730-07-8 Pyridine-2,5-dicarbonitrile|C4X-112614|20730-07-8 https://www.jk-sci.com/products/s57c4x-112458 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/10efee14e768f8e65baea4ad9378ae80.jpg?v=1791722528 2-Methylbenzenesulfonic acid Hydrate, Purity: 95.7% | 1914148-59-6 2-Methylbenzenesulfonic acid Hydrate|C4X-112458|1914148-59-6 https://www.jk-sci.com/products/s57c4x-112817 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/337156_37fb02c3-4ca7-40be-be92-0bddb40fe10a.png?v=1791722459 Sildenafil EP Impurity F (N-Desmethyl Sildenafil), 96.70% | 139755-82-1 Sildenafil EP Impurity F (N-Desmethyl Sildenafil)|C4X-112817|139755-82-1 https://www.jk-sci.com/products/s57c4x-11286 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41470b18c7b5916a6c57ea33c8886b8d.jpg?v=1791722415 Sildenafil Impurity 6, 90.40% | 501120-42-9 Sildenafil Impurity 6|C4X-11286|501120-42-9 https://www.jk-sci.com/products/s57c4x-112825 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b3b9ed80-95f7-49d6-98b2-7284df286131.png?v=1791722435 Sildenafil Impurity 25, 99.70% Sildenafil Impurity 25|C4X-112825 https://www.jk-sci.com/products/s57c4x-11298 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3e32ad38cfd669e6dad27f8ccd260524.jpg?v=1791722369 Arbidol Impurity 8, 98.70% | 1312943-26-2 Arbidol Impurity 8|C4X-11298|1312943-26-2 https://www.jk-sci.com/products/s57c4x-11292 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3f67bf78812b7fac6c9060b5246b9393.jpg?v=1791722401 Arbidol Impurity 2, 98.40% | 131707-24-9 Arbidol Impurity 2|C4X-11292|131707-24-9 https://www.jk-sci.com/products/s57c4x-1130174 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ce4baea6-f2f4-4c5e-802d-52b5af9884b6.png?v=1791722356 Ilaprazole Impurity 31 Hydrochloride, 84.70% Ilaprazole Impurity 31 Hydrochloride|C4X-1130174 https://www.jk-sci.com/products/s57c4x-113033 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9605cf77-51ac-4e60-be45-ae161c8b9ff1.png?v=1791722324 Ilaprazole Impurity 33, 98.80% Ilaprazole Impurity 33|C4X-113033 https://www.jk-sci.com/products/s57c4x-11306 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/49d0a4af6dee6507a5ec45c5f63df72a.jpg?v=1791722305 Ilaprazole Impurity 6, 90.60% | 1360824-57-2 Ilaprazole Impurity 6|C4X-11306|1360824-57-2 https://www.jk-sci.com/products/s57c4x-113114 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b5e8fc0a73e630b8d697399d3b03372.jpg?v=1791722276 Brexpiprazole Impurity 14, 95.70% | 203395-59-9 Brexpiprazole Impurity 14|C4X-113114|203395-59-9 https://www.jk-sci.com/products/s57c4x-113134 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/26347ddbc701ee15342ac5123b27492b.jpg?v=1791722243 Brexpiprazole Impurity 34, 90.80% | 2247155-42-4 Brexpiprazole Impurity 34|C4X-113134|2247155-42-4 https://www.jk-sci.com/products/s57c4x-113153 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/205146_00d9c5d7-715e-40f5-9fb2-05f79cc2374e.png?v=1791722212 Brexpiprazole Impurity 53, Purity: 97.8% | 102-92-1 Brexpiprazole Impurity 53|C4X-113153|102-92-1 https://www.jk-sci.com/products/s57c4x-1132103 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a94dce34ecf0163ed44d4337a8eef2e.jpg?v=1791722170 Atorvastatin Impurity 103, 96.10% | 1797905-42-0 Atorvastatin Impurity 103|C4X-1132103|1797905-42-0 https://www.jk-sci.com/products/s57c4x-113214 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/811a0a43aa867a51ed60791770bd5195.jpg?v=1791722150 (3S,5R)-Atorvastatin EP Impurity B (single configuration) Calcium salt, 83.90% | 887196-25-0 (3S,5R)-Atorvastatin EP Impurity B (single configuration) Calcium salt|C4X-113214|887196-25-0 https://www.jk-sci.com/products/s57c4x-113225 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/396559_0a04e491-9da3-4d84-97fc-bb2cec8e8d56.png?v=1791722120 Atorvastatin Acetonide t-Butyl Ester Side Chain (4R,6R)-Isomer, 100.00% | 125971-94-0 Atorvastatin Acetonide t-Butyl Ester Side Chain (4R,6R)-Isomer|C4X-113225|125971-94-0 https://www.jk-sci.com/products/s57c4x-1132152 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3a51d33b4c4aec52725b71eb97523983.jpg?v=1791722141 Atorvastatin Impurity 152, 90.50% | 191917-95-0 Atorvastatin Impurity 152|C4X-1132152|191917-95-0 https://www.jk-sci.com/products/s57c4x-113219 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/84010fa1a4ffe1b90b7a7501df437505.jpg?v=1791722134 Atorvastatin Ethyl Ester Impurity, 99.40% | 1146977-93-6 Atorvastatin Ethyl Ester Impurity|C4X-113219|1146977-93-6 https://www.jk-sci.com/products/s57c4x-113257 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/65abb3e67b69a98b2254111f506593b1.jpg?v=1791722107 Atorvastatin Impurity 57, 91.60% | 425408-16-8 Atorvastatin Impurity 57|C4X-113257|425408-16-8 https://www.jk-sci.com/products/s57c4x-113247 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/46e5f4fd4c1029fe58a30efc760863a6.jpg?v=1791722112 Atorvastatin EP Impurity A（Calcium salt）, 99.80% | 433289-83-9 Atorvastatin EP Impurity A（Calcium salt）|C4X-113247|433289-83-9 https://www.jk-sci.com/products/s57c4x-113263 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/980f2e4c4625b461fb3bae47144cc95a.jpg?v=1791722090 Atorvastatin Impurity 63, 94.40% | 196085-85-5 Atorvastatin Impurity 63|C4X-113263|196085-85-5 https://www.jk-sci.com/products/s57c4x-113411 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19f68b82f9618e63066a2500cdd39871.jpg?v=1791722058 Neratinib Impurity 11, 94.60% | 1144516-16-4 Neratinib Impurity 11|C4X-113411|1144516-16-4 https://www.jk-sci.com/products/s57c4x-113287 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f233248ef2ac7e37bc2c11142c526f40.jpg?v=1791722075 Atorvastatin EP Impurity F(Sodium Salt), 93.30% | 1371615-56-3 Atorvastatin EP Impurity F(Sodium Salt)|C4X-113287|1371615-56-3 https://www.jk-sci.com/products/s57c4x-113278 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/08262ef7efd79defec5342e7d1dba90c.jpg?v=1791722084 Atorvastatin Impurity 78, 95.50% | 1116118-82-1 Atorvastatin Impurity 78|C4X-113278|1116118-82-1 https://www.jk-sci.com/products/s57c4x-113420 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9d45d22b-6d54-49a3-b41f-430f9b10398b.png?v=1791722048 Neratinib Impurity 20, Purity: 99.9% Neratinib Impurity 20|C4X-113420 https://www.jk-sci.com/products/s57c4x-113424 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/531e42ded27f8471a78777f647248317.jpg?v=1791722043 Neratinib Impurity 24, Purity: 100.0% | 848133-76-6 Neratinib Impurity 24|C4X-113424|848133-76-6 https://www.jk-sci.com/products/s57c4x-11351 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/241f9cbd2534779645b51e90864ad459.jpg?v=1791722035 Olaparib Impurity 1, 98.60% | 763114-26-7 Olaparib Impurity 1|C4X-11351|763114-26-7 https://www.jk-sci.com/products/a011018638 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c19e12916e2e6694cf97cbac1c18c458.jpg?v=1791779999 3-Azabicyclo[3.1.0]hexane hydrochloride, 97% | 73799-64-1 3-Azabicyclo[3.1.0]hexane hydrochloride, 97%|1018638|73799-64-1 https://www.jk-sci.com/products/s57c4x-1135122 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_02fbb1d0-1d34-4a2d-bf84-2c0df04a356d.png?v=1791722021 Olaparib Impurity 122, Purity: 97.8% Olaparib Impurity 122|C4X-1135122 https://www.jk-sci.com/products/s57c4x-113525 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/318266_0068569c-b9fc-4489-a7fe-95eeb20d39c8.png?v=1791722004 Olaparib Impurity 25, 99.50% | 57260-71-6 Olaparib Impurity 25|C4X-113525|57260-71-6 https://www.jk-sci.com/products/s57c4x-1135164 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_132b26b9-7288-4c74-b194-fd564a50a8ad.png?v=1791722013 Olaparib Impurity 164, Purity: 99.7% Olaparib Impurity 164|C4X-1135164 https://www.jk-sci.com/products/s57c4x-113535 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_79ddf765-a5a9-419c-8688-18995cca4c11.png?v=1791721999 Olaparib Impurity 35, 96.90% Olaparib Impurity 35|C4X-113535 https://www.jk-sci.com/products/s57c4x-113546 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_823c1834-2089-42c7-a39f-d2cba2a2348f.png?v=1791721990 Olaparib Impurity 46, 98.50% Olaparib Impurity 46|C4X-113546 https://www.jk-sci.com/products/s57c4x-11356 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5356cbc04eecdea82eabe126be5106c9.jpg?v=1791721976 Olaparib Impurity 6, 98.90% | 763113-06-0 Olaparib Impurity 6|C4X-11356|763113-06-0 https://www.jk-sci.com/products/s57c4x-113589 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3f8ae63e-38a8-4113-bc6e-14eface47ffb.png?v=1791721965 Olaparib Impurity 89 (Mixture E&Z), 94.10% Olaparib Impurity 89 (Mixture E&Z)|C4X-113589 https://www.jk-sci.com/products/s57c4x-113714 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5d95447d7f10be73459dbb37e926aa51.jpg?v=1791721958 Decitabine Alpha Isomer Impurity, 91.10% | 22432-95-7 Decitabine Alpha Isomer Impurity|C4X-113714|22432-95-7 https://www.jk-sci.com/products/s57c4x-113729 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0f60143b-f126-48f5-bbce-f88c291e1c19.png?v=1791721948 Applicability of Decitabine System, Purity: 0.0% Applicability of Decitabine System|C4X-113729 https://www.jk-sci.com/products/s57c4x-1138108 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_848f9062-ca0a-4bef-ad51-f80c0f019941.png?v=1791721941 Dapagliflozin Impurity 108, Purity: 99.9% Dapagliflozin Impurity 108|C4X-1138108 https://www.jk-sci.com/products/s57c4x-1138142 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fdeb872b-6693-4c4c-bdb5-8e63fb16fa14.png?v=1791721929 Dapagliflozin Impurity 142, Purity: 99.7% Dapagliflozin Impurity 142|C4X-1138142 https://www.jk-sci.com/products/s57c4x-113816 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/128429_08b61389-edeb-44b9-bc36-637df057da25.png?v=1791721921 Dapagliflozin Impurity 16, 95.20% | 21739-92-4 Dapagliflozin Impurity 16|C4X-113816|21739-92-4 https://www.jk-sci.com/products/s57c4x-113820 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc2478513b685e3a4b537dea012e0d16.jpg?v=1791721905 Dapagliflozin Impurity 20, 96.50% | 2169998-23-4 Dapagliflozin Impurity 20|C4X-113820|2169998-23-4 https://www.jk-sci.com/products/s57c4x-1138184 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_16046650-f802-4608-b139-1c9ffd60b8d9.png?v=1791721917 Dapagliflozin Impurity 184, Purity: 99.7% Dapagliflozin Impurity 184|C4X-1138184 https://www.jk-sci.com/products/s57c4x-113827 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b84c99a21301731c782962f7e40dd195.jpg?v=1791721896 Dapagliflozin Impurity 27, 99.80% | 461432-25-7 Dapagliflozin Impurity 27|C4X-113827|461432-25-7 https://www.jk-sci.com/products/s57c4x-113833 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6a717732aad3a6963764fed19215afa7.jpg?v=1791721888 Dapagliflozin C2 Epimer, 98.10% | 2133407-75-5 Dapagliflozin C2 Epimer|C4X-113833|2133407-75-5 https://www.jk-sci.com/products/a011413142 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/222ce5c982a4c9abe41a235ac6c7e4a9.jpg?v=1791777774 4-([2,2':6',2''-Terpyridin]-4'-yl)benzoic Acid, 98% | 158014-74-5 4-([2,2':6',2''-Terpyridin]-4'-yl)benzoic Acid, 98%|1413142|158014-74-5 https://www.jk-sci.com/products/s57c4x-11387 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/47036f0e825db0dce3cb66c999e3254f.jpg?v=1791721861 Dapagliflozin Impurity 7, 95.70% | 960404-86-8 Dapagliflozin Impurity 7|C4X-11387|960404-86-8 https://www.jk-sci.com/products/s57c4x-113851 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2beab912-729b-4ef0-a19e-62b883d3133e.png?v=1791721870 Dapagliflozin Impurity 51, Purity: 95.5% Dapagliflozin Impurity 51|C4X-113851 https://www.jk-sci.com/products/s57c4x-113891 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3e9b8cb8-9cc0-4560-8911-04c2a1754e29.png?v=1791721844 Dapagliflozin Impurity 91, 94.90% Dapagliflozin Impurity 91|C4X-113891 https://www.jk-sci.com/products/s57c4x-113887 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2a9ae324-5942-4568-9237-3c1fe5d5b8b1.png?v=1791721850 Dapagliflozin Impurity 87, 95.70% Dapagliflozin Impurity 87|C4X-113887 https://www.jk-sci.com/products/s57c4x-11393 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ae15b727bb9000536a52b3c7c2e65cb0.jpg?v=1791721837 Cefixime EP Impurity F, 93.90% | 79368-95-9 Cefixime EP Impurity F|C4X-11393|79368-95-9 https://www.jk-sci.com/products/s57c4x-113948 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e724879ad7a26140b8a63c8abfd6a6fb.jpg?v=1791721829 Cefixime Trihydrate, Purity: 99.2% | 125110-14-7 Cefixime Trihydrate|C4X-113948|125110-14-7 https://www.jk-sci.com/products/s57c4x-11398 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/566907_ad49a5da-1b34-4966-a234-36a383d9e4ff.png?v=1791721822 Cefdinir CP Impurity C, 97.90% | 79349-82-9 Cefdinir CP Impurity C|C4X-11398|79349-82-9 https://www.jk-sci.com/products/s57c4x-114011 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a4571eb485e7d8369ba7e6d17a1a456.jpg?v=1791721815 Lenvatinib Impurity 11, Purity: 99.9% | 2613141-84-5 Lenvatinib Impurity 11|C4X-114011|2613141-84-5 https://www.jk-sci.com/products/a011413248 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2d1649c557fd3b028ab9fc316bbd639a.jpg?v=1791777767 4-Methylcoumarin, 97% | 607-71-6 4-Methylcoumarin, 97%|1413248|607-71-6 https://www.jk-sci.com/products/s57c4x-1140170 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78306c35388df4ce9be0c9093702709b.jpg?v=1791721803 Lenvatinib Impurity 170, 64.30% | 20404-02-8 Lenvatinib Impurity 170|C4X-1140170|20404-02-8 https://www.jk-sci.com/products/s57c4x-114031 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f2c7b03233f7f4b947aa08504397370c.jpg?v=1791721797 Lenvatinib Impurity 31, Purity: 98.5% | 417722-95-3 Lenvatinib Impurity 31|C4X-114031|417722-95-3 https://www.jk-sci.com/products/s57c4x-114040 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ac0b0330fa82c57bb47567a9b696006c.jpg?v=1791721790 Lenvatinib Impurity 40, 99.30% | 417722-93-1 Lenvatinib Impurity 40|C4X-114040|417722-93-1 https://www.jk-sci.com/products/a011413358 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6621a166040b4ef654f605330321f072.jpg?v=1791777762 3-Oxours-12-en-28-oic acid, 98% | 6246-46-4 3-Oxours-12-en-28-oic acid, 98%|1413358|6246-46-4 https://www.jk-sci.com/products/s57c4x-114068 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/315328_07279cba-3919-4577-b90c-fea0962d98e0.png?v=1791721784 Lenvatinib Impurity 68, Purity: 99.3% | 17609-80-2 Lenvatinib Impurity 68|C4X-114068|17609-80-2 https://www.jk-sci.com/products/s57c4x-1141 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622202.png?v=1791721780 Aprepitant, 99.80% | 170729-80-3 Aprepitant|C4X-1141|170729-80-3 https://www.jk-sci.com/products/s57c4x-114112 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5d14b4d6e0f2248a2d37aa9cf7f47a2.jpg?v=1791721778 Aprepitant Impurity 12, 91.10% | 172673-23-3 Aprepitant Impurity 12|C4X-114112|172673-23-3 https://www.jk-sci.com/products/a011413676 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58dd18323e8f68dc433555c16795ca3a.jpg?v=1791777750 LY2811376, 99% | 1194044-20-6 LY2811376, 99%|1413676|1194044-20-6 https://www.jk-sci.com/products/s57c4x-114129 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4202d9c3c6ea41818eff8e12912656b6.jpg?v=1791721770 Aprepitant Impurity 29, Purity: 97.9% | 874460-46-5 Aprepitant Impurity 29|C4X-114129|874460-46-5 https://www.jk-sci.com/products/s57c4x-114131 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/544552da96004156ac3602e04600ddc3.jpg?v=1791721770 Aprepitant Impurity 31, 97.00% | 2348441-63-2 Aprepitant Impurity 31|C4X-114131|2348441-63-2 https://www.jk-sci.com/products/s57c4x-114138 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/117115_f9b10c4a-afa8-4c37-8f4e-8357c925c0aa.png?v=1791721764 Aprepitant Impurity 38, 99.20% | 127852-28-2 Aprepitant Impurity 38|C4X-114138|127852-28-2 https://www.jk-sci.com/products/s57c4x-114156 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_35aed1d9-8f4f-4593-92d4-b7fc1d92b03f.png?v=1791721760 Aprepitant impurity 56, Purity: 99.9% Aprepitant impurity 56|C4X-114156 https://www.jk-sci.com/products/a011414219 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/40eeae1a1ac35dd550eaa56f6a10a72f.jpg?v=1791777732 6-Hydroxy-5H-pyrrolo[3,4-b]pyridine-5,7(6H)-dione, 98% | 23439-87-4 6-Hydroxy-5H-pyrrolo[3,4-b]pyridine-5,7(6H)-dione, 98%|1414219|23439-87-4 https://www.jk-sci.com/products/s57c4x-11418 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/96d812f0e211d08151e26e4ce104bdff_cafdbde6-c20e-41f9-985e-bb040895bb84.jpg?v=1791721756 Aprepitant EP Impurity A, Purity: 98.9% | 170729-76-7 Aprepitant EP Impurity A|C4X-11418|170729-76-7 https://www.jk-sci.com/products/s57c4x-11441 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f69abac297db2137f8782c3097d6f005.jpg?v=1791721754 Sitagliptin EP Impurity A, 97.30% | 823817-55-6 Sitagliptin EP Impurity A|C4X-11441|823817-55-6 https://www.jk-sci.com/products/s57c4x-114412 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c13dbde7-719b-4a74-a402-c305a3affa1f.png?v=1791721747 Sitagliptin Impurity 12 HCl, 98.50% Sitagliptin Impurity 12 HCl|C4X-114412 https://www.jk-sci.com/products/s57c4x-1144107 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ad75f325269d11257d3a9ace93cef574.jpg?v=1791721750 Sitagliptin Impurity 107, Purity: 95.7% | 89124-06-1 Sitagliptin Impurity 107|C4X-1144107|89124-06-1 https://www.jk-sci.com/products/s57c4x-114428 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/493846.png?v=1791721733 Sitagliptin Impurity 28, 99.90% | 486460-00-8 Sitagliptin Impurity 28|C4X-114428|486460-00-8 https://www.jk-sci.com/products/s57c4x-1144138 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ef5297fff333d835096ec573146cc394.jpg?v=1791721745 Sitagliptin Impurity 138, 99.80% | 1283583-85-6 Sitagliptin Impurity 138|C4X-1144138|1283583-85-6 https://www.jk-sci.com/products/s57c4x-114416 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/839b5d84fe8667e95250a89db76a31bd.jpg?v=1791721740 Sitagliptin Impurity 16, 99.30% | 849832-73-1 Sitagliptin Impurity 16|C4X-114416|849832-73-1 https://www.jk-sci.com/products/s57c4x-114433 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f7041c0aad4059681b9bfd3cc37fc90a.jpg?v=1791721725 Sitagliptin Impurity 33, 99.30% | 936630-57-8 Sitagliptin Impurity 33|C4X-114433|936630-57-8 https://www.jk-sci.com/products/s57c4x-114431 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/392771201802f3f831759965b4e95983.jpg?v=1791721728 Sitagliptin EP Impurity C, 95.10% | 945261-48-3 Sitagliptin EP Impurity C|C4X-114431|945261-48-3 https://www.jk-sci.com/products/s57c4x-114422 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/988a79aff24516f2e51f9e9dfa222701.jpg?v=1791721736 Sitagliptin Impurity 22, 98.60% | 486460-23-5 Sitagliptin Impurity 22|C4X-114422|486460-23-5 https://www.jk-sci.com/products/s57c4x-114457 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d09a64adee95f378015eeec00afaa881_d3641d80-6a8c-4104-b14d-5000d6e6f62a.jpg?v=1791721720 Sitagliptin Impurity 57, 95.30% | 1803026-58-5 Sitagliptin Impurity 57|C4X-114457|1803026-58-5 https://www.jk-sci.com/products/s57c4x-11444 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cc692e101b9c5052a5b25160503963cf.jpg?v=1791721722 Sitagliptin Impurity 4, 96.90% | 764667-65-4 Sitagliptin Impurity 4|C4X-11444|764667-65-4 https://www.jk-sci.com/products/s57c4x-114462 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/814231.png?v=1791721714 Sitagliptin Impurity 62, 93.40% | 723286-98-4 Sitagliptin Impurity 62|C4X-114462|723286-98-4 https://www.jk-sci.com/products/s57c4x-114474 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0614bb394af08b1e71ea75c51b95d5cf.jpg?v=1791721707 Sitagliptin Impurity 74, 98.80% | 3056-18-6 Sitagliptin Impurity 74|C4X-114474|3056-18-6 https://www.jk-sci.com/products/s57c4x-114466 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/179ac7d75353ba4e5c83b1b47d79b03c.jpg?v=1791721710 Sitagliptin Triazecine Analog, 98.90% | 2805078-75-3 Sitagliptin Triazecine Analog|C4X-114466|2805078-75-3 https://www.jk-sci.com/products/s57c4x-114478 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b12e039262eb59b1c8c0c21f5ecc219a.jpg?v=1791721704 Sitagliptin Impurity 78 (Nitroso-STG-19) (NTTP), 99.70% | 2892260-32-9 Sitagliptin Impurity 78 (Nitroso-STG-19) (NTTP)|C4X-114478|2892260-32-9 https://www.jk-sci.com/products/s57c4x-114486 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a7bcd2a8b5ab5fec22f8a90ad85adf5c.jpg?v=1791721699 Sitagliptin Impurity 86, 99.40% | 1246961-45-4 Sitagliptin Impurity 86|C4X-114486|1246961-45-4 https://www.jk-sci.com/products/s57c4x-114499 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0ef603f31d6a1f28c335eb98afe694a9.jpg?v=1791721695 Sitagliptin Impurity 99, 88.50% | 486459-88-5 Sitagliptin Impurity 99|C4X-114499|486459-88-5 https://www.jk-sci.com/products/s57c4x-114613 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/40b93b5e682407a8fba756ac105149ee.jpg?v=1791721689 Clavulanate Potassium EP Impurity G, 99.00% | 374816-32-7 Clavulanate Potassium EP Impurity G|C4X-114613|374816-32-7 https://www.jk-sci.com/products/s57c4x-114610 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fe1e03755dd484cc41ecbe0ab74daff4.jpg?v=1791721693 Clavulanate Potassium EP Impurity D, 97.20% | 404839-11-8 Clavulanate Potassium EP Impurity D|C4X-114610|404839-11-8 https://www.jk-sci.com/products/s57c4x-11464 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/275454.png?v=1791721684 Potassium Clavulanate EP Impurity L, 90.30% | 4013-94-9 Potassium Clavulanate EP Impurity L|C4X-11464|4013-94-9 https://www.jk-sci.com/products/s57c4x-11467 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/620c26a517907c9237a8fd901c6e92c0.jpg?v=1791721679 Clavulanate Potassium EP Impurity A, 91.10% | 4744-51-8 Clavulanate Potassium EP Impurity A|C4X-11467|4744-51-8 https://www.jk-sci.com/products/s57c4x-114811 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24b28e5223dedb9f837147d4e500d3e9.jpg?v=1791721673 Amoxicillin EP Impurity K, 91.40% | 2088961-38-8 Amoxicillin EP Impurity K|C4X-114811|2088961-38-8 https://www.jk-sci.com/products/s57c4x-11469 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8022cc769b1773ead3e76682b4edc258.jpg?v=1791721679 Clavulanate Potassium EP Impurity C, 92.00% | 86917-74-0 Clavulanate Potassium EP Impurity C|C4X-11469|86917-74-0 https://www.jk-sci.com/products/s57c4x-114817 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f160d274d8ea8c6c7dad74cd2a306cd.jpg?v=1791721666 Amoxicillin Impurity 17, 91.80% | 1313237-94-3 Amoxicillin Impurity 17|C4X-114817|1313237-94-3 https://www.jk-sci.com/products/a011414740 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b0b1d62c8afbfeed22b3e0810f133807.jpg?v=1791777723 tert-Butyl (4-(bromomethyl)phenyl)carbamate, 97% | 239074-27-2 tert-Butyl (4-(bromomethyl)phenyl)carbamate, 97%|1414740|239074-27-2 https://www.jk-sci.com/products/s57c4x-114824 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4376658d-3c46-433a-a0b6-a558444a549d.png?v=1791721666 Amoxicillin related compound M, 90.10% Amoxicillin related compound M|C4X-114824 https://www.jk-sci.com/products/s57c4x-114831 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c23c0be852189d428b81e56a001f821.jpg?v=1791721661 Amoxicillin Impurity 31, purity：96.1% | 43189-12-4 Amoxicillin Impurity 31|C4X-114831|43189-12-4 https://www.jk-sci.com/products/a011415235 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64518abf663831c5fa606a25d9f508d1.jpg?v=1791777705 3-Aminopyrazin-2(1H)-one, 97% | 43029-19-2 3-Aminopyrazin-2(1H)-one, 97%|1415235|43029-19-2 https://www.jk-sci.com/products/s57c4x-114836 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d437671d-7047-4202-bc75-5a347f6d7b79.png?v=1791721654 Amoxicillin Impurity 36, 92.60% Amoxicillin Impurity 36|C4X-114836 https://www.jk-sci.com/products/s57c4x-114850 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6d14e078edfba0ac6db0ebc85003451d_66ea1b1c-b4d4-464f-a403-b925bd6ec780.jpg?v=1791721646 Amoxicillin Impurity 50, 97.50% | 127369-30-6 Amoxicillin Impurity 50|C4X-114850|127369-30-6 https://www.jk-sci.com/products/s57c4x-11486 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f9f1b4ffd8aef737c3055dfa0ec0cfe1.jpg?v=1791721644 Amoxicillin EP Impurity E, 93.20% | 1356020-01-3 Amoxicillin EP Impurity E|C4X-11486|1356020-01-3 https://www.jk-sci.com/products/s57c4x-11488 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/09dd678043b7e296efbe8840b2b75f1c.jpg?v=1791721640 Amoxicillin EP Impurity H, Purity: 92.8% | 205826-86-4 Amoxicillin EP Impurity H|C4X-11488|205826-86-4 https://www.jk-sci.com/products/s57c4x-1149 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/555210_df6a727b-926e-41ff-aec1-35794f47b4f6.png?v=1791721634 Cefoperazone Sodium, 88.70% | 62893-20-3 Cefoperazone Sodium|C4X-1149|62893-20-3 https://www.jk-sci.com/products/s57c4x-114910 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/360519.png?v=1791721630 Cefoperazone Impurity 10, 70.30% | 59703-00-3 Cefoperazone Impurity 10|C4X-114910|59703-00-3 https://www.jk-sci.com/products/a011415547 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/652b3c80d03b1170d60597fa7cd7eb0d.jpg?v=1791777669 Huperzine C, 98% | 163089-71-2 Huperzine C, 98%|1415547|163089-71-2 https://www.jk-sci.com/products/a01141596 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/472311.png?v=1791777635 2,4-Difluorophenylboronic acid, 98% | 144025-03-6 2,4-Difluorophenylboronic acid, 98%|141596|144025-03-6 https://www.jk-sci.com/products/s57c4x-114922 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/331208_035c6218-b8d8-494a-9fe7-1acf9750cf76.png?v=1791721623 Cefoperazone Impurity 22, Purity: 99.9% | 62893-24-7 Cefoperazone Impurity 22|C4X-114922|62893-24-7 https://www.jk-sci.com/products/a011417111 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ddbd8eb3f99c40711891dd8dd0462666.jpg?v=1791777615 Di (1 hydrogen imidazolyl) imine, 97% | 104619-51-4 Di (1 hydrogen imidazolyl) imine, 97%|1417111|104619-51-4 https://www.jk-sci.com/products/s57c4x-114939 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_57935449-7508-4e3c-bb5d-baf0eaab8fe4.png?v=1791721616 Cefoperazone Impurity 39, 93.20% Cefoperazone Impurity 39|C4X-114939 https://www.jk-sci.com/products/s57c4x-11496 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8dd837052fe42b0892eddccbe07c08bd.jpg?v=1791721614 Cefoperazone EP Impurity F, Purity: 95.1% | 1315481-36-7 Cefoperazone EP Impurity F|C4X-11496|1315481-36-7 https://www.jk-sci.com/products/s57c4x-1153 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/32f04c3078629e54f04ed82404a1ada8.jpg?v=1791721601 Obeticholic Acid, 99.00% | 459789-99-2 Obeticholic Acid|C4X-1153|459789-99-2 https://www.jk-sci.com/products/s57c4x-11522 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dde68f851d031739d713834274ad27d4.jpg?v=1791721612 Adefovir Impurity 2, Purity: 90.8% | 323201-05-4 Adefovir Impurity 2|C4X-11522|323201-05-4 https://www.jk-sci.com/products/s57c4x-115232 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a5571f03c513599801f7edf836d5d2df.jpg?v=1791721608 Adefovir Impurity 32, 96.40% | 18997-19-8 Adefovir Impurity 32|C4X-115232|18997-19-8 https://www.jk-sci.com/products/a011417249 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4af6ee82ed96c0a0e75ad127da1aa929.jpg?v=1791777610 4-[Bis(4-methoxyphenyl)amino]benzaldehyde, 98% | 89115-20-8 4-[Bis(4-methoxyphenyl)amino]benzaldehyde, 98%|1417249|89115-20-8 https://www.jk-sci.com/products/s57c4x-115339 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24f0be0421d174211d5f8630743ce68c.jpg?v=1791721595 Obeticholic Acid Impurity 39, Purity: 99.8% | 462122-38-9 Obeticholic Acid Impurity 39|C4X-115339|462122-38-9 https://www.jk-sci.com/products/s57c4x-11554 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2ef6bee612d9ccf5b8a8e07fd39d7ffc.jpg?v=1791721547 Sitafloxacin Isomer Impurity 4(RSR), 94.60% | 127199-06-8 Sitafloxacin Isomer Impurity 4(RSR)|C4X-11554|127199-06-8 https://www.jk-sci.com/products/a011424014 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e9dfb60140d0c152cb1af658077d8969.jpg?v=1791777558 (4'-(Pentyloxy)-[1,1'-biphenyl]-4-yl)boronic acid, 95% | 158937-25-8 (4'-(Pentyloxy)-[1,1'-biphenyl]-4-yl)boronic acid, 95%|1424014|158937-25-8 https://www.jk-sci.com/products/s57c4x-115410 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c914695279f465b8a5c82cac13bfe94c.jpg?v=1791721591 Methotrexate EP Impurity J, 90.60% | 34378-65-9 Methotrexate EP Impurity J|C4X-115410|34378-65-9 https://www.jk-sci.com/products/s57c4x-115466 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3ce2c37e-5d8a-45b9-b70f-33f921344b29.png?v=1791721564 Methotrexate Impurity 66, 91.60% Methotrexate Impurity 66|C4X-115466 https://www.jk-sci.com/products/a011417636 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3eaadff9d2f6b81fbd79613df5e902fe.jpg?v=1791777604 2-Deoxy-2-fluoro-α-D-arabinofuranosylbromide3,5-dibenzoate, 98% | 97614-44-3 2-Deoxy-2-fluoro-α-D-arabinofuranosylbromide3,5-dibenzoate, 98%|1417636|97614-44-3 https://www.jk-sci.com/products/s57c4x-11542 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/514760_eb5ec621-6643-4b11-ba3b-c57a5dfac817.png?v=1791721575 Methotrexate EP Impurity B, 92.40% | 54-62-6 Methotrexate EP Impurity B|C4X-11542|54-62-6 https://www.jk-sci.com/products/a011417954 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e6c950cbde34bc8a24c7119254a3ed5.jpg?v=1791777597 2-(4-Bromophenyl)-5-phenylthiophene, 99% | 118621-30-0 2-(4-Bromophenyl)-5-phenylthiophene, 99%|1417954|118621-30-0 https://www.jk-sci.com/products/s57c4x-115417 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/177b19e24b70bff5ff4447cb2d062409.jpg?v=1791721575 Methotrexate Impurity 17 HBr, 86.90% | 52853-40-4 Methotrexate Impurity 17 HBr|C4X-115417|52853-40-4 https://www.jk-sci.com/products/s57c4x-11545 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/255839_27dd5f1a-211e-4481-bfef-efbb7383d137.png?v=1791721570 Methotrexate EP Impurity E, 95.10% | 19741-14-1 Methotrexate EP Impurity E|C4X-11545|19741-14-1 https://www.jk-sci.com/products/s57c4x-11562 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/272968_49eb6d2a-c270-4605-883f-5da585265faa.png?v=1791721541 Diosmin EP Impurity B, 94.00% | 520-26-3 Diosmin EP Impurity B|C4X-11562|520-26-3 https://www.jk-sci.com/products/a01142838 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/142838.png?v=1791777510 Sulfathiazole, 98% | 72-14-0 Sulfathiazole, 98%|142838|72-14-0 https://www.jk-sci.com/products/a01142971 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/142971.png?v=1791777507 Tetrabutylammonium tetraphenylborate, 98% | 15522-59-5 Tetrabutylammonium tetraphenylborate, 98%|142971|15522-59-5 https://www.jk-sci.com/products/s57c4x-115412 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7d90d3126268999355c20ad8a447ad8e.jpg?v=1791721585 (4-aminobenzoyl)-D-glutamic acid, Purity: 98.1% | 5959-18-2 (4-aminobenzoyl)-D-glutamic acid|C4X-115412|5959-18-2 https://www.jk-sci.com/products/s57c4x-1155 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_12d7b2e0-7711-4c74-a457-ea4f8c4bc428.png?v=1791721553 Sitafloxacin hydrate, 98.00% Sitafloxacin hydrate|C4X-1155 https://www.jk-sci.com/products/s57c4x-11564 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/208687274f94b937a78c5204b29d9cbd.jpg?v=1791721536 Diosmin EP Impurity D, 92.10% | 1431536-92-3 Diosmin EP Impurity D|C4X-11564|1431536-92-3 https://www.jk-sci.com/products/s57c4x-115525 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4b35e896c13784acea28081b8ea032db.jpg?v=1791721554 Sitafloxacin Impurity 25, 92.70% | 2044706-49-0 Sitafloxacin Impurity 25|C4X-115525|2044706-49-0 https://www.jk-sci.com/products/s57c4x-11566 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/102857_28003723-a9ae-45a0-970e-5e17b514a8b8.png?v=1791721535 Diosmin Impurity 6, 95.00% | 480-36-4 Diosmin Impurity 6|C4X-11566|480-36-4 https://www.jk-sci.com/products/s57c4x-115710 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8fc139fee10a8d8d15030e482c55fc83.jpg?v=1791721530 Dextromethorphan EP Impurity A, 96.10% | 1531-23-3 Dextromethorphan EP Impurity A|C4X-115710|1531-23-3 https://www.jk-sci.com/products/s57c4x-115721 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4c5bad1f9fb1a0b50e9fb7de70f5fd19.jpg?v=1791721524 Dextromethorphan Impurity 21, 94.20% | 51773-23-0 Dextromethorphan Impurity 21|C4X-115721|51773-23-0 https://www.jk-sci.com/products/s57c4x-11574 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2ffbd981af16b0a895331074b3048548.jpg?v=1791721519 Dextromethorphan EP Impurity D, 97.10% | 1453167-99-1 Dextromethorphan EP Impurity D|C4X-11574|1453167-99-1 https://www.jk-sci.com/products/s57c4x-11576 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/468995.png?v=1791721514 Dextromethorphan EP Impurity B, 97.70% | 125-73-5 Dextromethorphan EP Impurity B|C4X-11576|125-73-5 https://www.jk-sci.com/products/s57c4x-11601 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/239302.png?v=1791721511 Cholic Acid Impurity 1, 88.70% | 1448-36-8 Cholic Acid Impurity 1|C4X-11601|1448-36-8 https://www.jk-sci.com/products/s57c4x-116015 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/111130.png?v=1791721504 Allocholic Acid, 95.70% | 2464-18-8 Allocholic Acid|C4X-116015|2464-18-8 https://www.jk-sci.com/products/s57c4x-116012 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/504877.png?v=1791721508 Cholic Acid Impurity 12, Purity: 98.9% | 570-63-8 Cholic Acid Impurity 12|C4X-116012|570-63-8 https://www.jk-sci.com/products/a011430418 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1430418.png?v=1791777501 Tofacitinib citrate, 99%, an orally available JAK1/2/3 inhibitor with IC50s of 1, 20, and 112 nM, respectively | 540737-29-9 Tofacitinib citrate, 99%, an orally available JAK1/2/3 inhibitor with IC50s of 1, 20, and 112 nM, respectively|1430418|540737-29-9 https://www.jk-sci.com/products/a01143276 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/143276_b379ec94-0048-4aca-937f-eb636f48b600.png?v=1791777485 5-Nitrosalicylic acid, 99% | 96-97-9 5-Nitrosalicylic acid, 99%|143276|96-97-9 https://www.jk-sci.com/products/s57c4x-116032 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_58450091-0423-43eb-80f8-be5b9addf676.png?v=1791721487 Deoxycholic acid-L-proline, Purity: 99.5% Deoxycholic acid-L-proline|C4X-116032 https://www.jk-sci.com/products/a01143390 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/143390.png?v=1791777473 N,N-Diisopropylbenzamide, 97% | 20383-28-2 N,N-Diisopropylbenzamide, 97%|143390|20383-28-2 https://www.jk-sci.com/products/s57c4x-116020 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19737886488808aa0e57b59b5c9142fe.jpg?v=1791721493 Cholic Acid Impurity 20, 97.90% | 24637-46-5 Cholic Acid Impurity 20|C4X-116020|24637-46-5 https://www.jk-sci.com/products/a011434274 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ad25b08b3c3536fc2d3c0272051b8fe6.jpg?v=1791777464 Cobimetinib, 98% | 934660-93-2 Cobimetinib, 98%|1434274|934660-93-2 https://www.jk-sci.com/products/s57c4x-116044 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0a4b99ac1785e7198ee7ad77d5800500.jpg?v=1791721483 Tauroursodeoxycholic acid Impurity 44, 93.10% | 88725-39-7 Tauroursodeoxycholic acid Impurity 44|C4X-116044|88725-39-7 https://www.jk-sci.com/products/s57c4x-1162 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/832079.png?v=1791721476 Febuxostat, 99.70% | 144060-53-7 Febuxostat|C4X-1162|144060-53-7 https://www.jk-sci.com/products/s57c4x-11611 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/350977_ce8ada86-d20d-46b0-a333-07e7eb15666b.png?v=1791721481 Mitiglinide Impurity 1, 100.00% | 3972-36-9 Mitiglinide Impurity 1|C4X-11611|3972-36-9 https://www.jk-sci.com/products/s57c4x-116210 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b036d167414f9348fa8db41a79fda45.jpg?v=1791721470 Febuxostat Impurity 10, 96.30% | 1239233-86-3 Febuxostat Impurity 10|C4X-116210|1239233-86-3 https://www.jk-sci.com/products/s57c4x-116214 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/20f23d7a69aeb7a58c684d6dddb12ed0.jpg?v=1791721471 Febuxostat Impurity 14, 96.80% | 1350352-70-3 Febuxostat Impurity 14|C4X-116214|1350352-70-3 https://www.jk-sci.com/products/s57c4x-107971 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dcf4c2b54cafebfe6b826e41ecd5f8a6.jpg?v=1791724223 Tofacitinib Impurity 71, 98.50% | 134965-85-8 Tofacitinib Impurity 71|C4X-107971|134965-85-8 https://www.jk-sci.com/products/s57c4x-109962 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1e7e9384f550293597ded2a5b7ecbf13.jpg?v=1791723242 Alogliptin Impurity 62, Purity: 100.0% | 607376-86-3 Alogliptin Impurity 62|C4X-109962|607376-86-3 https://www.jk-sci.com/products/s57c4x-110815 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a5433683834f4cc58de86b0108607ee_65cfc0f1-5983-4537-9a79-0bd4b0e46eb6.jpg?v=1791723022 Agomelatine Impurity 15, 99.90% | 138113-08-3 Agomelatine Impurity 15|C4X-110815|138113-08-3 https://www.jk-sci.com/products/s57c4x-111286 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c0e61c9e70e3010c506523b102869351.jpg?v=1791722826 Esomeprazole Impurity 86, 95.30% | 287118-45-0 Esomeprazole Impurity 86|C4X-111286|287118-45-0 https://www.jk-sci.com/products/s57c4x-111818 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d2f18578b4f6fdd948c0c72e65c36501.jpg?v=1791722715 Avanafil Impurity 18, 99.00% | 211230-35-2 Avanafil Impurity 18|C4X-111818|211230-35-2 https://www.jk-sci.com/products/s57c4x-112063 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bdf03a386d468fab30d00668be7e535e.jpg?v=1791722611 Benidipine Impurity 63, Purity: 97.5% | 105589-45-5 Benidipine Impurity 63|C4X-112063|105589-45-5 https://www.jk-sci.com/products/s57c4x-112525 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0a536f0edb20abe11928f800241e114f.jpg?v=1791722511 Palbociclib Impurity 25, 99.90% | 1016636-76-2 Palbociclib Impurity 25|C4X-112525|1016636-76-2 https://www.jk-sci.com/products/a01143531 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5265465237a774720d1733bb1603c9d5.jpg?v=1791777464 Potassium hexachlororhodate(III), Rh≥23.3% | 13845-07-3 Potassium hexachlororhodate(III), Rh≥23.3%|143531|13845-07-3 https://www.jk-sci.com/products/a011436436 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93f576b17fb7c524ba25c5238a3aacea.jpg?v=1791777452 2-Benzylmalonic acid ethyl ester, 97% | 2985-39-9 2-Benzylmalonic acid ethyl ester, 97%|1436436|2985-39-9 https://www.jk-sci.com/products/a011436352 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e9439c558e2c451f91099197786e99e0.jpg?v=1791777456 1-(2-Amino-5-chlorophenyl)ethanone, 97% | 1685-19-4 1-(2-Amino-5-chlorophenyl)ethanone, 97%|1436352|1685-19-4 https://www.jk-sci.com/products/s57c4x-113028 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_96424a93-aebf-4dad-8956-859fee0327f1.png?v=1791722336 Ilaprazole Impurity 28, 95.70% Ilaprazole Impurity 28|C4X-113028 https://www.jk-sci.com/products/s57c4x-113084 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/433533_bca3b20a-f1a8-4bcf-a107-a1082280cd62.png?v=1791722301 Ilaprazole Impurity 84, 99.10% | 6325-91-3 Ilaprazole Impurity 84|C4X-113084|6325-91-3 https://www.jk-sci.com/products/s57c4x-11294 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e285138d2f5221c08b728567128b9416.jpg?v=1791722383 Arbidol Impurity 4, 95.20% | 1130901-04-0 Arbidol Impurity 4|C4X-11294|1130901-04-0 https://www.jk-sci.com/products/s57c4x-113144 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_709624b2-0ec8-4e67-8f71-9a1bc03ba30f.png?v=1791722233 Brexpiprazole Impurity 44, 92.20% Brexpiprazole Impurity 44|C4X-113144 https://www.jk-sci.com/products/a011440674 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8d79e457ffc583881fec1c6a5ec43f47.jpg?v=1791777427 2-(Dibenzo[b,d]thiophen-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 98% | 912824-84-1 2-(Dibenzo[b,d]thiophen-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 98%|1440674|912824-84-1 https://www.jk-sci.com/products/s57c4x-113215 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2cfd3d677afe09d0ec57611d8d8be235.jpg?v=1791722145 Atorvastatin Impurity 15, 92.20% | 906552-19-0 Atorvastatin Impurity 15|C4X-113215|906552-19-0 https://www.jk-sci.com/products/s57c4x-113221 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/044525983decbedc4819345dba8ac8e6.jpg?v=1791722127 Atorvastatin Impurity 21, 97.30% | 134395-00-9 Atorvastatin Impurity 21|C4X-113221|134395-00-9 https://www.jk-sci.com/products/s57c4x-11329 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7bd492b63fe68052b4cadba112fa947.jpg?v=1791722069 ortho-Hydroxy Atorvastatin Calcium Salt, 90.80% | 265989-46-6 ortho-Hydroxy Atorvastatin Calcium Salt|C4X-11329|265989-46-6 https://www.jk-sci.com/products/s57c4x-113250 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ee9f64aa-dbbc-48cf-b275-b937e085247c.png?v=1791722107 Atorvastatin EP Impurity G(Sodium Salt), 88.80% Atorvastatin EP Impurity G(Sodium Salt)|C4X-113250 https://www.jk-sci.com/products/s57c4x-11327 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7879d9daf42b3bcb76891ed5630d6b8d.jpg?v=1791722098 Atorvastatin EP Impurity G(Calcium Salt), 92.20% | 887196-29-4 Atorvastatin EP Impurity G(Calcium Salt)|C4X-11327|887196-29-4 https://www.jk-sci.com/products/s57c4x-113422 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1dbd5180b579deafb7786420fcfe5bb.jpg?v=1791722046 Neratinib Maleate, 96.90% | 915942-22-2 Neratinib Maleate|C4X-113422|915942-22-2 https://www.jk-sci.com/products/s57c4x-113512 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/808d96011293d00e0336b2c59d28c33d.jpg?v=1791722026 Olaparib Impurity 12, 98.60% | 1021298-68-9 Olaparib Impurity 12|C4X-113512|1021298-68-9 https://www.jk-sci.com/products/s57c4x-11352 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5c2cc10e012c42114063dfd66b8081f5.jpg?v=1791722009 Olaparib Impurity 2, 96.50% | 1956340-97-8 Olaparib Impurity 2|C4X-11352|1956340-97-8 https://www.jk-sci.com/products/s57c4x-113539 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07003d9ae07e0a2047c8c378e73285f5.jpg?v=1791721995 Olaparib Impurity 39, 98.80% | 458535-34-7 Olaparib Impurity 39|C4X-113539|458535-34-7 https://www.jk-sci.com/products/s57c4x-113571 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/517257_aa40123a-8f39-44c6-aee9-6c64161ace3c.png?v=1791721977 Olaparib Impurity 71, Purity: 99.8% | 2592-95-2 Olaparib Impurity 71|C4X-113571|2592-95-2 https://www.jk-sci.com/products/s57c4x-113725 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0a43cf92-ed75-4fbb-aa72-6321881b1abe.png?v=1791721951 Decitabine Impurity 25, Purity: 99.4% Decitabine Impurity 25|C4X-113725 https://www.jk-sci.com/products/s57c4x-1138125 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3b71d050-28dd-4f6e-99e0-3b0b7430ca56.png?v=1791721935 Dapagliflozin Impurity 125, 96.60% Dapagliflozin Impurity 125|C4X-1138125 https://www.jk-sci.com/products/s57c4x-113818 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/044b8525ce56b4e583e323b081bdeaed_90016790-9f02-402c-b29b-72907bfbf71b.jpg?v=1791721919 Dapagliflozin Impurity 18, 99.90% | 461432-22-4 Dapagliflozin Impurity 18|C4X-113818|461432-22-4 https://www.jk-sci.com/products/s57c4x-113824 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/11fe2cbb60c80e785be1a846e24b3f4e.jpg?v=1791721902 Dapagliflozin Impurity 24, 99.40% | 2176485-21-3 Dapagliflozin Impurity 24|C4X-113824|2176485-21-3 https://www.jk-sci.com/products/s57c4x-113849 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2b25ba223590563b2ec21d16f9b12a41.jpg?v=1791721873 Dapagliflozin Impurity 49, 99.50% | 1408077-50-8 Dapagliflozin Impurity 49|C4X-113849|1408077-50-8 https://www.jk-sci.com/products/s57c4x-113882 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9ce6e255841d5b046e79cce8144594f8.jpg?v=1791721860 Dapagliflozin Impurity 82, Purity: 90.0% | 461432-27-9 Dapagliflozin Impurity 82|C4X-113882|461432-27-9 https://www.jk-sci.com/products/s57c4x-113924 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7bf44a672c5cce3fd473dc4e9a3d0426.jpg?v=1791721840 Cefixime Impurity 24, 90.30% | 79368-92-6 Cefixime Impurity 24|C4X-113924|79368-92-6 https://www.jk-sci.com/products/s57c4x-11396 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82a77cb06350fe16177e2faeede3fef1.jpg?v=1791721826 Cefixime EP Impurity D, 95.80% | 97164-56-2 Cefixime EP Impurity D|C4X-11396|97164-56-2 https://www.jk-sci.com/products/s57c4x-1140142 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5d789d1c34e5893a1e541bb842f5d9f7.jpg?v=1791721810 Lenvatinib Impurity 142, Purity: 98.0% | 1069122-99-1 Lenvatinib Impurity 142|C4X-1140142|1069122-99-1 https://www.jk-sci.com/products/s57c4x-114035 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bf64aed4d3ab42532fcb07d3f4e11aa0.jpg?v=1791721797 Lenvatinib Impurity 35, 90.70% | 771464-30-3 Lenvatinib Impurity 35|C4X-114035|771464-30-3 https://www.jk-sci.com/products/s57c4x-11409 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fa6f6a69-98f6-42bd-b2ad-db4dcc6ded4c.png?v=1791721784 Lenvatinib Impurity 9, 96.30% Lenvatinib Impurity 9|C4X-11409 https://www.jk-sci.com/products/s57c4x-114124 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9eea0de3388cc9215877814f2fe37e71.jpg?v=1791721775 Aprepitant Impurity 24, Purity: 98.9% | 327623-36-9 Aprepitant Impurity 24|C4X-114124|327623-36-9 https://www.jk-sci.com/products/s57c4x-114135 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/215290_6ce6a8ad-839d-4633-af9a-8ca2c9cfd17b.png?v=1791721765 Aprepitant Impurity 35, 98.40% | 74974-54-2 Aprepitant Impurity 35|C4X-114135|74974-54-2 https://www.jk-sci.com/products/s57c4x-114165 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_93c4d12c-7442-4a8c-be56-da084c4d532a.png?v=1791721758 Aprepitant impurity 65, 93.40% Aprepitant impurity 65|C4X-114165 https://www.jk-sci.com/products/s57c4x-1144100 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b0951d12-1319-4633-92c5-7fb6714b628f.png?v=1791721752 Sitagliptin Impurity 100, 99.40% Sitagliptin Impurity 100|C4X-1144100 https://www.jk-sci.com/products/s57c4x-1144125 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/19b3d0ac119c7b2da6935acf9d1b275e.jpg?v=1791721745 Sitagliptin Impurity 125, 97.60% | 877402-45-4 Sitagliptin Impurity 125|C4X-1144125|877402-45-4 https://www.jk-sci.com/products/s57c4x-114421 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a701715a97510b817e5768ffd88f044b.jpg?v=1791721738 Sitagliptin Impurity 21, 92.60% | 2088771-60-0 Sitagliptin Impurity 21|C4X-114421|2088771-60-0 https://www.jk-sci.com/products/s57c4x-114461 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0debdef5a7ae8c16f06b04f8390bf6cb.jpg?v=1791721717 Sitagliptin Impurity 61, 64.80% | 1256815-03-8 Sitagliptin Impurity 61|C4X-114461|1256815-03-8 https://www.jk-sci.com/products/s57c4x-114429 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/881eeec75a6783292e48e4a99a8d74f6.jpg?v=1791721729 Sitagliptin impurity 29, 94.60% | 2088771-61-1 Sitagliptin impurity 29|C4X-114429|2088771-61-1 https://www.jk-sci.com/products/s57c4x-114439 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a988484bff589716508ea6cc3fd65a80.jpg?v=1791721723 Sitagliptin Impurity 39, 99.70% | 1374985-05-3 Sitagliptin Impurity 39|C4X-114439|1374985-05-3 https://www.jk-sci.com/products/s57c4x-114473 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c6486daf107962773a0b828272ea713.jpg?v=1791721709 Sitagliptin Impurity 73, 97.90% | 1253056-18-6 Sitagliptin Impurity 73|C4X-114473|1253056-18-6 https://www.jk-sci.com/products/s57c4x-1146 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/358309_8f6afa51-8ca3-43aa-8059-8972fdea3ac4.png?v=1791721694 Potassium Clavulanate, 47.70% | 61177-45-5 Potassium Clavulanate|C4X-1146|61177-45-5 https://www.jk-sci.com/products/s57c4x-114615 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e41c5122bf640935718de3b92de64869.jpg?v=1791721683 Potassium Clavulanate EP Impurity F, 94.10% | 1260857-16-6 Potassium Clavulanate EP Impurity F|C4X-114615|1260857-16-6 https://www.jk-sci.com/products/s57c4x-11448 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba424b5a715480f68f70a8056ba5e9ba.jpg?v=1791721702 Sitagliptin Impurity 8, 94.00% | 1204818-19-8 Sitagliptin Impurity 8|C4X-11448|1204818-19-8 https://www.jk-sci.com/products/s57c4x-11468 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e4b0f912e2713d6adc893f298c0a3326.jpg?v=1791721679 Clavulanate Potassium EP Impurity B, 90.50% | 96681-85-5 Clavulanate Potassium EP Impurity B|C4X-11468|96681-85-5 https://www.jk-sci.com/products/s57c4x-114812 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e3d82df850f7981b912c37b6fc827398.jpg?v=1791721671 Amoxicillin related compound L, 91.60% | 1789703-32-7 Amoxicillin related compound L|C4X-114812|1789703-32-7 https://www.jk-sci.com/products/s57c4x-11483 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b61b1f0756f6f5596f58e611764f1874.jpg?v=1791721661 Amoxicillin EP impurity B, 92.90% | 26889-93-0 Amoxicillin EP impurity B|C4X-11483|26889-93-0 https://www.jk-sci.com/products/s57c4x-11485 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/30af324993f0330452aba9e937501676.jpg?v=1791721651 Amoxicillin EP Impurity F, 94.30% | 126247-63-0 Amoxicillin EP Impurity F|C4X-11485|126247-63-0 https://www.jk-sci.com/products/s57c4x-11487 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a881c8d14d6baacac27735e791e5ea67.jpg?v=1791721640 Amoxicillin EP Impurity G, 92.40% | 188112-75-6 Amoxicillin EP Impurity G|C4X-11487|188112-75-6 https://www.jk-sci.com/products/a011443417 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3aad15ebfc485686bcce876a2994f11c.jpg?v=1791777406 4-Bromo-9,9-dimethylfluorene, 98% | 942615-32-9 4-Bromo-9,9-dimethylfluorene, 98%|1443417|942615-32-9 https://www.jk-sci.com/products/s57c4x-114920 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1581f1a3-b93d-475a-a059-a99e4b2901b7.png?v=1791721628 Cefoperazone Ring Opening Lactone, 91.00% Cefoperazone Ring Opening Lactone|C4X-114920 https://www.jk-sci.com/products/s57c4x-11494 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/458224_c668834e-db36-4710-9ea3-3df46d8f05f7.png?v=1791721618 Cefoperazone EP Impurity D, 91.40% | 37539-03-0 Cefoperazone EP Impurity D|C4X-11494|37539-03-0 https://www.jk-sci.com/products/s57c4x-115330 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c20d6959ed7e785618600ae801f5d45.jpg?v=1791721596 (E)-Obeticholic Acid Impurity 30, Purity: 97.9% | 1516887-33-4 (E)-Obeticholic Acid Impurity 30|C4X-115330|1516887-33-4 https://www.jk-sci.com/products/s57c4x-115223 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4964975385916c2dad9c369d95fb05d9.jpg?v=1791721605 Adefovir Impurity 23, 94.40% | 1215101-42-0 Adefovir Impurity 23|C4X-115223|1215101-42-0 https://www.jk-sci.com/products/s57c4x-115411 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/220077_c206ba52-8963-4665-ae64-d029da9115c9.png?v=1791721589 Methotrexate EP Impurity K(Folic Acid EP Impurity A), 99.40% | 4271-30-1 Methotrexate EP Impurity K(Folic Acid EP Impurity A)|C4X-115411|4271-30-1 https://www.jk-sci.com/products/s57c4x-115419 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2c5d7e2f1d87d4b1be396e2b994148e1.jpg?v=1791721575 Methotrexate EP Impurity L, 98.20% | 52980-68-4 Methotrexate EP Impurity L|C4X-115419|52980-68-4 https://www.jk-sci.com/products/s57c4x-11546 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/429449_763a091b-c7bf-45af-9c43-3c26d84b6920.png?v=1791721564 Methotrexate EP Impurity F, 92.10% | 51865-79-3 Methotrexate EP Impurity F|C4X-11546|51865-79-3 https://www.jk-sci.com/products/s57c4x-11565 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/465944_c3f1ff2a-b410-457e-9d61-a2a4f7254f76.png?v=1791721534 Diosmin EP Impurity F, 98.60% | 520-34-3 Diosmin EP Impurity F|C4X-11565|520-34-3 https://www.jk-sci.com/products/s57c4x-11561 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/537880_18eef61f-343d-4de8-af0b-1fece0be827f.png?v=1791721547 Diosmin EP Impurity A, 98.40% | 6100-74-9 Diosmin EP Impurity A|C4X-11561|6100-74-9 https://www.jk-sci.com/products/s57c4x-115524 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_245cfe48-c21b-4ac2-b4cf-1ffa23eb72b8.png?v=1791721552 Sitafloxacin Dechloro Impurity, 97.20% Sitafloxacin Dechloro Impurity|C4X-115524 https://www.jk-sci.com/products/s57c4x-115714 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3bc81fb2c21e22395acbb92500b76d6c.jpg?v=1791721528 Dextromethorphan Impurity 14 (Mixture of Rotamers), Purity: 98.5% | 29144-31-8 Dextromethorphan Impurity 14 (Mixture of Rotamers)|C4X-115714|29144-31-8 https://www.jk-sci.com/products/s57c4x-11575 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82da01929207a2e03736604ea349622c.jpg?v=1791721520 Dextromethorphan N-Oxide, 96.00% | 1177494-18-6 Dextromethorphan N-Oxide|C4X-11575|1177494-18-6 https://www.jk-sci.com/products/s57c4x-116010 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ffe1d4173b1f8ff85ba5b186ab40c79a.jpg?v=1791721509 Cholic acid Impurity 10, Purity: 100.0% | 570-62-7 Cholic acid Impurity 10|C4X-116010|570-62-7 https://www.jk-sci.com/products/s57c4x-116019 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/64831827c97e1b9b6f08d35042f0fa46.jpg?v=1791721497 Cholic Acid Impurity 19, 95.30% | 2304-89-4 Cholic Acid Impurity 19|C4X-116019|2304-89-4 https://www.jk-sci.com/products/s57c4x-116037 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ab94e00457bb108ef3d1c6e9c22cc58e.jpg?v=1791721488 3-keto-tauroursodeoxycholic acid, 99.60% | 129944-51-0 3-keto-tauroursodeoxycholic acid|C4X-116037|129944-51-0 https://www.jk-sci.com/products/s57c4x-116213 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6966721acc7a58a040070f670883b97e.jpg?v=1791721471 Febuxostat Impurity 13, 100.00% | 160844-75-7 Febuxostat Impurity 13|C4X-116213|160844-75-7 https://www.jk-sci.com/products/s57c4x-116122 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_40f6bc59-1577-43f5-af13-5892ab08c84f.png?v=1791721476 Mitiglinide impurity 22, 97.30% Mitiglinide impurity 22|C4X-116122 https://www.jk-sci.com/products/s57c4x-116224 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2733ee5e74e0cd3ec096341efb2a8d77.jpg?v=1791721464 Febuxostat Impurity 24, 98.80% | 1335202-59-9 Febuxostat Impurity 24|C4X-116224|1335202-59-9 https://www.jk-sci.com/products/s57c4x-116228 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/50dd91bc06ede33fab50272d267e6c52.jpg?v=1791721461 Febuxostat Impurity 28, 96.80% | 161798-02-3 Febuxostat Impurity 28|C4X-116228|161798-02-3 https://www.jk-sci.com/products/s57c4x-116234 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c12e9a462921ffdb27965d887d5301b_8a897cb3-54a4-4e9b-921e-91b07d746b7e.jpg?v=1791721456 Febuxostat Impurity 34, 98.50% | 18962-07-7 Febuxostat Impurity 34|C4X-116234|18962-07-7 https://www.jk-sci.com/products/s57c4x-116248 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2822aae24bd1b52bd9c3530f8626e782.jpg?v=1791721454 Febuxostat Impurity 48, 92.80% | 144060-52-6 Febuxostat Impurity 48|C4X-116248|144060-52-6 https://www.jk-sci.com/products/s57c4x-116257 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_485b0561-0783-478d-a9cd-43502473cfeb.png?v=1791721444 Febuxostat Impurity 57, 98.70% Febuxostat Impurity 57|C4X-116257 https://www.jk-sci.com/products/s57c4x-116250 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/485933.png?v=1791721450 Febuxostat Impurity 50, 90.10% | 609-15-4 Febuxostat Impurity 50|C4X-116250|609-15-4 https://www.jk-sci.com/products/s57c4x-116259 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04bbb9cf57630493d2e69975199893f0.jpg?v=1791721445 Febuxostat Impurity 59, Purity: 98.4% | 2073891-59-3 Febuxostat Impurity 59|C4X-116259|2073891-59-3 https://www.jk-sci.com/products/s57c4x-116262 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/75d57736142016711e97e1e3e454ce1f.jpg?v=1791721440 Febuxostat Impurity 62, 93.20% | 2476465-11-7 Febuxostat Impurity 62|C4X-116262|2476465-11-7 https://www.jk-sci.com/products/s57c4x-116270 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/32ad3008615ab97a3185808668433dd4.jpg?v=1791721435 Febuxostat Impurity 70, 99.10% | 1657014-33-9 Febuxostat Impurity 70|C4X-116270|1657014-33-9 https://www.jk-sci.com/products/s57c4x-116275 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/090cdc0ab8b562490212d496d7e4b04e_aa864d5f-d0df-42c2-a1ec-cec5c3b2d04d.jpg?v=1791721430 Febuxostat Impurity 75, Purity: 99.8% | 138330-01-5 Febuxostat Impurity 75|C4X-116275|138330-01-5 https://www.jk-sci.com/products/s57c4x-116282 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/234966.png?v=1791721428 2-Ethoxybenzonitrile, 98.50% | 6609-57-0 2-Ethoxybenzonitrile|C4X-116282|6609-57-0 https://www.jk-sci.com/products/s57c4x-116288 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f83e03b59d1efb4828a29936e8cbc127.jpg?v=1791721424 Febuxostat Impurity 88, Purity: 99.2% | 144060-84-4 Febuxostat Impurity 88|C4X-116288|144060-84-4 https://www.jk-sci.com/products/s57c4x-1163 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/426099.png?v=1791721417 Ceftriaxone Disodium Salt Hemiheptahydrate, Purity: 96.0% | 104376-79-6 Ceftriaxone Disodium Salt Hemiheptahydrate|C4X-1163|104376-79-6 https://www.jk-sci.com/products/s57c4x-11632 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312c74abbc2e9d436b8719a905ab4be5.jpg?v=1791721411 Ceftriaxone Sodium EP Impurity B(Cefotaxime EP Impurity E)（Cefodizime Impurity D）, 86.10% | 66340-33-8 Ceftriaxone Sodium EP Impurity B(Cefotaxime EP Impurity E)（Cefodizime Impurity D）|C4X-11632|66340-33-8 https://www.jk-sci.com/products/s57c4x-116314 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f6de40fd-e716-4fa8-961f-092e493e3165.png?v=1791721412 Δ3-Ceftriaxone Isomer Impurity, 92.00% Δ3-Ceftriaxone Isomer Impurity|C4X-116314 https://www.jk-sci.com/products/s57c4x-11634 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/41f0ed3a3e62138ed03518526b47bae2_5a1d69aa-3281-4663-ac11-b79dbad5541f.jpg?v=1791721399 Ceftriaxone Sodium EP Impurity D, 93.40% | 80756-85-0 Ceftriaxone Sodium EP Impurity D|C4X-11634|80756-85-0 https://www.jk-sci.com/products/s57c4x-116338 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/243973.png?v=1791721402 Ceftriaxone Impurity 38, 99.90% | 6938-68-7 Ceftriaxone Impurity 38|C4X-116338|6938-68-7 https://www.jk-sci.com/products/s57c4x-11633 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/149729_9bc2d1f2-0fd5-421a-8e3f-3a01c98f841a.png?v=1791721407 Ceftriaxone Sodium EP Impurity C, 96.50% | 58909-39-0 Ceftriaxone Sodium EP Impurity C|C4X-11633|58909-39-0 https://www.jk-sci.com/products/s57c4x-116426 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9038391e14b90d5bdaeda125149c4329.jpg?v=1791721375 Oxcarbazepine Impurity 26, 99.30% | 33948-19-5 Oxcarbazepine Impurity 26|C4X-116426|33948-19-5 https://www.jk-sci.com/products/s57c4x-116418 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5224452f1a14b42dde201bd52caf3840.jpg?v=1791721380 Oxcarbazepine Impurity 18, Purity: 96.0% | 1346601-76-0 Oxcarbazepine Impurity 18|C4X-116418|1346601-76-0 https://www.jk-sci.com/products/s57c4x-11636 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8401445b-b915-48c5-9c39-bcee417e0139.png?v=1791721395 Ceftriaxone 3-ene Isomer Disodium Salt, 86.70% Ceftriaxone 3-ene Isomer Disodium Salt|C4X-11636 https://www.jk-sci.com/products/s57c4x-116413 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33aba225dc195e2173d49e2d955d549e.jpg?v=1791721387 Oxcarbazepine Impurity 13, 98.30% | 59690-97-0 Oxcarbazepine Impurity 13|C4X-116413|59690-97-0 https://www.jk-sci.com/products/s57c4x-116415 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8a1067740e1be46b762974499cd14f39.jpg?v=1791721384 Oxcarbazepine EP Impurity I, 91.20% | 537693-29-1 Oxcarbazepine EP Impurity I|C4X-116415|537693-29-1 https://www.jk-sci.com/products/s57c4x-116410 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/134331.png?v=1791721390 Oxcarbazepine Impurity 10, 99.70% | 256-96-2 Oxcarbazepine Impurity 10|C4X-116410|256-96-2 https://www.jk-sci.com/products/s57c4x-11643 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/213960_d586eabe-6d5e-48e0-b846-86cff0546614.png?v=1791721369 Oxcarbazepine Impurity 3, 99.00% | 3564-73-6 Oxcarbazepine Impurity 3|C4X-11643|3564-73-6 https://www.jk-sci.com/products/s57c4x-116440 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d008bb297f238c1f9a9e21dfabed7b94.jpg?v=1791721365 Oxcarbazepine Impurity 40, 97.50% | 186694-45-1 Oxcarbazepine Impurity 40|C4X-116440|186694-45-1 https://www.jk-sci.com/products/s57c4x-116428 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6caf8133a1c55a110bc45bdfa057a20a.jpg?v=1791721370 Oxcarbazepine Impurity 28, 98.70% | 186694-22-4 Oxcarbazepine Impurity 28|C4X-116428|186694-22-4 https://www.jk-sci.com/products/s57c4x-11646 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7b3ea6cd8735f074e4b45bf86e3e53c2.jpg?v=1791721359 Oxcarbazepine EP Impurity D, 97.60% | 19579-83-0 Oxcarbazepine EP Impurity D|C4X-11646|19579-83-0 https://www.jk-sci.com/products/s57c4x-11649 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/340789_cbc8b623-e967-401c-a718-92968d234311.png?v=1791721359 Oxcarbazepine Impurity 9, 99.00% | 611-64-3 Oxcarbazepine Impurity 9|C4X-11649|611-64-3 https://www.jk-sci.com/products/s57c4x-116511 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bca5c3673e50f0fc7199d35ff0c29fb1.jpg?v=1791721348 Dexamethasone EP Impurity K, 91.40% | 1809224-82-5 Dexamethasone EP Impurity K|C4X-116511|1809224-82-5 https://www.jk-sci.com/products/s57c4x-11651 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_134b2cd6-7245-4107-857c-afa50f9c2b26.png?v=1791721353 Dexamethasone EP Impurity A, 80.80% Dexamethasone EP Impurity A|C4X-11651 https://www.jk-sci.com/products/s57c4x-116514 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a7c9f836fd2a12a24ca297d3fc3c67e4.jpg?v=1791721343 Dexamethasone Acetate EP Impurity E, Purity: 96.3% | 1524-94-3 Dexamethasone Acetate EP Impurity E|C4X-116514|1524-94-3 https://www.jk-sci.com/products/s57c4x-116525 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622219.png?v=1791721339 Dexamethasone Impurity 25, 99.00% | 1880-61-1 Dexamethasone Impurity 25|C4X-116525|1880-61-1 https://www.jk-sci.com/products/s57c4x-116527 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3abb399bfb7949e8c8ef117b3ea01c91.jpg?v=1791721333 Dexamethasone Sodium Phosphate EP Impurity H, 94.30% | 162968-22-1 Dexamethasone Sodium Phosphate EP Impurity H|C4X-116527|162968-22-1 https://www.jk-sci.com/products/s57c4x-116521 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/78fcaec7d7573024998732588ec4757b.jpg?v=1791721338 Dexamethasone sodium phosphate EP Impurity G, 100.00% | 37927-01-8 Dexamethasone sodium phosphate EP Impurity G|C4X-116521|37927-01-8 https://www.jk-sci.com/products/s57c4x-116529 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0156cc50-3c29-4f95-bfa3-0176292535e7.png?v=1791721328 Dexamethasone Sodium Phosphate EP Impurity E, 90.20% Dexamethasone Sodium Phosphate EP Impurity E|C4X-116529 https://www.jk-sci.com/products/s57c4x-116556 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_59e480c7-9c15-45ba-9b01-4fdaed32090e.png?v=1791721300 Dexamethasone Phosphate Diester, 95.00% Dexamethasone Phosphate Diester|C4X-116556 https://www.jk-sci.com/products/s57c4x-116533 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/dead392227ae1e8ca599ef80eb19565d.jpg?v=1791721323 Dexamethasone Impurity 33, Purity: 92.8% | 75262-69-0 Dexamethasone Impurity 33|C4X-116533|75262-69-0 https://www.jk-sci.com/products/s57c4x-116530 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d86ade5c-dfdb-42c9-881c-b53c0d3596ba.png?v=1791721323 Dexamethasone Sodium Phosphate EP Impurity F, 92.00% Dexamethasone Sodium Phosphate EP Impurity F|C4X-116530 https://www.jk-sci.com/products/s57c4x-116535 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/278779.png?v=1791721318 Dexamethasone Isonicotinate, Purity: 99.3% | 2265-64-7 Dexamethasone Isonicotinate|C4X-116535|2265-64-7 https://www.jk-sci.com/products/s57c4x-11655 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1b2e7c30b568b890d2beaf066ae434d1.jpg?v=1791721307 Dexamethasone EP Impurity E, 98.70% | 13209-41-1 Dexamethasone EP Impurity E|C4X-11655|13209-41-1 https://www.jk-sci.com/products/a011443747 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ab73a38ce9a7371a4e67f8c67c4d642c.jpg?v=1791777402 Diphenylacetic anhydride, 98% | 1760-46-9 Diphenylacetic anhydride, 98%|1443747|1760-46-9 https://www.jk-sci.com/products/s57c4x-116560 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ecfee11f-1b3f-4b7d-9b8b-2d9c6ba6845c.png?v=1791721294 21-Dehydro Dexamethasone, 95.10% 21-Dehydro Dexamethasone|C4X-116560 https://www.jk-sci.com/products/s57c4x-116542 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2222db9966945ad3b38e6b031ed744ca.jpg?v=1791721312 Dexamethasone Acetate EP Impurity G, 99.90% | 1597-78-0 Dexamethasone Acetate EP Impurity G|C4X-116542|1597-78-0 https://www.jk-sci.com/products/s57c4x-116565 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42d1173d90e296425065b3d214c711a3.jpg?v=1791721297 Dexamethasone impurity 65, 90.10% | 1202002-01-4 Dexamethasone impurity 65|C4X-116565|1202002-01-4 https://www.jk-sci.com/products/s57c4x-11658 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05279f6f26690dca252498775c1c07cb.jpg?v=1791721290 Dexamethasone EP Impurity H, 99.20% | 10106-41-9 Dexamethasone EP Impurity H|C4X-11658|10106-41-9 https://www.jk-sci.com/products/s57c4x-11661 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/233555.png?v=1791721285 Sodium Valproate EP Impurity F, 98.70% | 2430-27-5 Sodium Valproate EP Impurity F|C4X-11661|2430-27-5 https://www.jk-sci.com/products/s57c4x-116621 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0d1be0adb60547280a77eeed1a3dbaff.jpg?v=1791721271 Valproic Acid EP Impurity J, 90.50% | 5340-48-7 Valproic Acid EP Impurity J|C4X-116621|5340-48-7 https://www.jk-sci.com/products/s57c4x-116619 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/304236_b63ca228-1313-4b68-958d-cd13de7c5a5e.png?v=1791721279 Sodium Valproate Impurity 19, 94.50% | 616-62-6 Sodium Valproate Impurity 19|C4X-116619|616-62-6 https://www.jk-sci.com/products/s57c4x-116627 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/513488.png?v=1791721271 Sodium Valproate Impurity 27, 95.80% | 1575-72-0 Sodium Valproate Impurity 27|C4X-116627|1575-72-0 https://www.jk-sci.com/products/s57c4x-116612 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/283229.png?v=1791721281 Sodium Valproate EP Impurity K, 97.10% | 5343-52-2 Sodium Valproate EP Impurity K|C4X-116612|5343-52-2 https://www.jk-sci.com/products/s57c4x-116635 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8fa4aa5fc72ca8ed62bafdb44d232af5.jpg?v=1791721259 Sodium Valproate Impurity 35, Purity: 100.0% | 6137-09-3 Sodium Valproate Impurity 35|C4X-116635|6137-09-3 https://www.jk-sci.com/products/s57c4x-116633 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/55a2f3d0a90cab440a8da4eed8acebd6.jpg?v=1791721266 Valproic Acid Methyl Ester, 99.50% | 22632-59-3 Valproic Acid Methyl Ester|C4X-116633|22632-59-3 https://www.jk-sci.com/products/q8893-7820 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6df4344191613f79b1c1908b824f2e75.jpg?v=1791733621 cis-Dichlorobis(triethylphosphine)platinum(II), 99% | 15692-07-6 cis-Dichlorobis(triethylphosphine)platinum(II), 99%|93-7820|15692-07-6 https://www.jk-sci.com/products/s57c4x-116640 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5a1d34b9-27ee-4645-bd0e-9f4471831b4c.png?v=1791721256 Sodium Valproate Impurity 40, 97.80% Sodium Valproate Impurity 40|C4X-116640 https://www.jk-sci.com/products/s57c4x-116648 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3ee67387d418e87e672345ee58e52ffb.jpg?v=1791721251 Valproic Acid, 99.8% | 99-66-1 Valproic Acid|C4X-116648|99-66-1 https://www.jk-sci.com/products/s57c4x-116646 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/66677678fe7957cf2540be54d5d8e159.jpg?v=1791721253 Valproate Impurity 46, 95.10% | 2985-35-5 Valproate Impurity 46|C4X-116646|2985-35-5 https://www.jk-sci.com/products/s57c4x-116651 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/573664.png?v=1791721241 2-Propylhexanoic Acid, 90.90% | 3274-28-0 2-Propylhexanoic Acid|C4X-116651|3274-28-0 https://www.jk-sci.com/products/s57c4x-11666 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/244849.png?v=1791721243 Valproic Acid EP Impurity E, 98.50% | 626-97-1 Valproic Acid EP Impurity E|C4X-11666|626-97-1 https://www.jk-sci.com/products/s57c4x-116664 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e6330da8-2d8e-42bf-b110-5d2805e97e9b.png?v=1791721236 Valproate Impurity 64, 94.40% Valproate Impurity 64|C4X-116664 https://www.jk-sci.com/products/s57c4x-116666 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_70c7d1cb-e62c-4d44-af99-f98ae69d9221.png?v=1791721232 Valproate Impurity 66, 95.80% Valproate Impurity 66|C4X-116666 https://www.jk-sci.com/products/s57c4x-116675 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e03fc68debb3c1fd75dca20221bfed24.jpg?v=1791721232 Diallylmalonic Acid, 99.00% | 4372-31-0 Diallylmalonic Acid|C4X-116675|4372-31-0 https://www.jk-sci.com/products/s57c4x-116685 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_781494be-aa95-4b09-bd40-fc767f5e19ac.png?v=1791721224 Valproate Impurity 85, 98.30% Valproate Impurity 85|C4X-116685 https://www.jk-sci.com/products/s57c4x-1167 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b424bcb3c7b47c9ac293ea7a2d63582e.jpg?v=1791721224 Bedaquiline Fumarate salt, 99.50% | 845533-86-0 Bedaquiline Fumarate salt|C4X-1167|845533-86-0 https://www.jk-sci.com/products/s57c4x-116713 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/812d85af774c683851a6797434b685b5.jpg?v=1791721219 Bedaquiline Impurity 13 (Mixture of Diastereomers), 99.40% | 654653-92-6 Bedaquiline Impurity 13 (Mixture of Diastereomers)|C4X-116713|654653-92-6 https://www.jk-sci.com/products/s57c4x-116718 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b2018fbead1ab1f865387910f6245ba2.jpg?v=1791721214 Bedaquiline Impurity 18, 97.50% | 955404-04-3 Bedaquiline Impurity 18|C4X-116718|955404-04-3 https://www.jk-sci.com/products/s57c4x-116727 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_7f64a091-ed79-4482-951f-6da2919d7217.png?v=1791721208 Bedaquiline Impurity 27, Purity: 99.8% Bedaquiline Impurity 27|C4X-116727 https://www.jk-sci.com/products/s57c4x-11677 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_33eac02e-713b-4691-8e7e-96962e26cb0b.png?v=1791721204 Bedaquiline Impurity 7, 99.00% Bedaquiline Impurity 7|C4X-11677 https://www.jk-sci.com/products/s57c4x-11679 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/99ba86910320fd783fee826b4beb94e3.jpg?v=1791721203 Bedaquiline Impurity 9, Purity: 90.2% | 22422-69-1 Bedaquiline Impurity 9|C4X-11679|22422-69-1 https://www.jk-sci.com/products/s57c4x-116818 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/324820.png?v=1791721200 Fosaprepitant Impurity 18, 98.40% | 252742-72-6 Fosaprepitant Impurity 18|C4X-116818|252742-72-6 https://www.jk-sci.com/products/s57c4x-116848 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/633604.png?v=1791721193 Fosaprepitant Impurity 48, 92.10% | 1707-92-2 Fosaprepitant Impurity 48|C4X-116848|1707-92-2 https://www.jk-sci.com/products/s57c4x-11691 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/857a89ead34b88b1683cd78edfff5ea5.jpg?v=1791721189 Rosuvastatin EP Impurity A (Calcium Salt), 79.50% | 1714147-47-3 Rosuvastatin EP Impurity A (Calcium Salt)|C4X-11691|1714147-47-3 https://www.jk-sci.com/products/s57c4x-1169178 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_452b4b7b-2ef6-4bee-a824-8b5c965545ac.png?v=1791721185 Rosuvastatin EP Impurity K Calcium Salt (Z-isomer), 96.40% Rosuvastatin EP Impurity K Calcium Salt (Z-isomer)|C4X-1169178 https://www.jk-sci.com/products/s57c4x-1169154 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/484d7a8772cf6519632470c0d3266d2b.jpg?v=1791721185 Rosuvastatin Impurity 154, 99.60% | 154026-94-5 Rosuvastatin Impurity 154|C4X-1169154|154026-94-5 https://www.jk-sci.com/products/s57c4x-1169187 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d61391f83a907932dcd515038b50860d.jpg?v=1791721181 Rosuvastatin Impurity 187, 94.10% | 154026-93-4 Rosuvastatin Impurity 187|C4X-1169187|154026-93-4 https://www.jk-sci.com/products/s57c4x-11692 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c136ba02-d1ab-4b39-b258-a9e47542be0b.png?v=1791721170 Rosuvastatin EP Impurity B(Calcium Salt), 92.10% Rosuvastatin EP Impurity B(Calcium Salt)|C4X-11692 https://www.jk-sci.com/products/s57c4x-1169196 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/634c220e8957c171749808d50022f62f.jpg?v=1791721176 Rosuvastatin (6S)-Isomer Calcium Salt, 94.00% | 854898-50-3 Rosuvastatin (6S)-Isomer Calcium Salt|C4X-1169196|854898-50-3 https://www.jk-sci.com/products/s57c4x-1169219 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_42083c97-c4d7-445b-99d1-69b0751d6bbd.png?v=1791721166 Rosuvastatin EP Impurity H Sodium Salt, 96.20% Rosuvastatin EP Impurity H Sodium Salt|C4X-1169219 https://www.jk-sci.com/products/s57c4x-116925 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ee2a2b239c37a69e304302828c444a0b.jpg?v=1791721164 Rosuvastatin Impurity 25, 98.60% | 289042-11-1 Rosuvastatin Impurity 25|C4X-116925|289042-11-1 https://www.jk-sci.com/products/s57c4x-116940 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/feeaea07aa40e3122a504414bf9e1c72.jpg?v=1791721160 Rosuvastatin Impurity(3R,5R), 92.30% | 1422515-55-6 Rosuvastatin Impurity(3R,5R)|C4X-116940|1422515-55-6 https://www.jk-sci.com/products/a011443764 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6ce2c86df96a1aafa89952dc40bd8441.jpg?v=1791777398 1,3,5-Tri(2-thienyl)benzene, 98% | 15509-95-2 1,3,5-Tri(2-thienyl)benzene, 98%|1443764|15509-95-2 https://www.jk-sci.com/products/s57c4x-11695 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/467391_ef667dd7-b631-48c7-9d9a-1506dc9c9fb2.png?v=1791721154 Rosuvastatin EP Impurity D, 98.70% | 503610-43-3 Rosuvastatin EP Impurity D|C4X-11695|503610-43-3 https://www.jk-sci.com/products/s57c4x-11057 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/853965c510b69131d4d6dee9fcd2a699.jpg?v=1791723096 (R,S)Palonosetron Impurity 7, 97.80% | 135755-51-0 (R,S)Palonosetron Impurity 7|C4X-11057|135755-51-0 https://www.jk-sci.com/products/s57c4x-1135156 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fefb6f7382433a92228fc85d38fb050.jpg?v=1791722017 Olaparib Monohydrate, 99.10% | 2093369-28-7 Olaparib Monohydrate|C4X-1135156|2093369-28-7 https://www.jk-sci.com/products/s57c4x-11381 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/798c4b8514cefc404a34c8f1cf83f6cd.jpg?v=1791721946 Dapagliflozin Impurity 1, 95.90% | 1373321-04-0 Dapagliflozin Impurity 1|C4X-11381|1373321-04-0 https://www.jk-sci.com/products/s57c4x-113819 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a00c8d0177001b44d10531a14cb91acc.jpg?v=1791721911 Dapagliflozin Impurity 19, 95.00% | 1204222-85-4 Dapagliflozin Impurity 19|C4X-113819|1204222-85-4 https://www.jk-sci.com/products/s57c4x-11411 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6aa3470139ae099a259b26899519e1d3.jpg?v=1791721779 Aprepitant Impurity 1, Purity: 95.1% | 1148113-53-4 Aprepitant Impurity 1|C4X-11411|1148113-53-4 https://www.jk-sci.com/products/s57c4x-113416 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/940f2387628f601c7ea5f58b845c2e30.jpg?v=1791722053 Neratinib Impurity 16, Purity: 95.9% | 1376619-94-1 Neratinib Impurity 16|C4X-113416|1376619-94-1 https://www.jk-sci.com/products/s57c4x-1130148 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_89744255-9de8-4306-a06b-2bf2e6722216.png?v=1791722361 Ilaprazole Impurity 148, Purity: 97.4% Ilaprazole Impurity 148|C4X-1130148 https://www.jk-sci.com/products/s57c4x-1118100 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_985b24e5-1fab-4731-9df8-8a9f06df6a5f.png?v=1791722744 Avanafil Impurity 100, 98.20% Avanafil Impurity 100|C4X-1118100 https://www.jk-sci.com/products/s57c4x-11242 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5649a4ab0cd7c6e6fe893234c18df02e.jpg?v=1791722548 Sorafenib Impurity 2(PAPE-ethyl carbamate), Purity: 99.6% | 2206827-12-3 Sorafenib Impurity 2(PAPE-ethyl carbamate)|C4X-11242|2206827-12-3 https://www.jk-sci.com/products/s57c4x-113938 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_969de738-8234-4099-99c9-92e067f3767f.png?v=1791721832 Cefixime Impurity 38, 93.50% Cefixime Impurity 38|C4X-113938 https://www.jk-sci.com/products/s57c4x-113549 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4265d93d-5e18-4b5d-b753-fb27bf63ffe0.png?v=1791721990 Olaparib Impurity 49, 98.20% Olaparib Impurity 49|C4X-113549 https://www.jk-sci.com/products/s57c4x-113260 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/272656_48df6806-57ae-409d-96b4-933e488cc8f7.png?v=1791722101 Atorvastatin Impurity 60, 99.10% | 124401-38-3 Atorvastatin Impurity 60|C4X-113260|124401-38-3 https://www.jk-sci.com/products/s57c4x-114020 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/299604d0d53c4db6deca0dc38aec81d5_dfdeb0f5-7aea-49dc-9006-b702bf311e13.jpg?v=1791721802 Lenvatinib Impurity 20, 99.50% | 417721-36-9 Lenvatinib Impurity 20|C4X-114020|417721-36-9 https://www.jk-sci.com/products/s57c4x-11414 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ae45090f9d6520cc71ef2602e89f67c6.jpg?v=1791721764 Aprepitant Impurity 4, 98.20% | 172822-29-6 Aprepitant Impurity 4|C4X-11414|172822-29-6 https://www.jk-sci.com/products/s57c4x-113217 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b41873bbae1624a69b2fc65e906107b9.jpg?v=1791722146 Atorvastatin Epoxy Tetrahydrofuran Impurity, 99.00% | 873950-19-7 Atorvastatin Epoxy Tetrahydrofuran Impurity|C4X-113217|873950-19-7 https://www.jk-sci.com/products/s57c4x-1144110 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f6e8397663b34013ba48ecaa0fd771ab.jpg?v=1791721750 Sitagliptin Impurity 110, 93.50% | 1305324-02-0 Sitagliptin Impurity 110|C4X-1144110|1305324-02-0 https://www.jk-sci.com/products/s57c4x-114427 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5ba5cc9944b1a849da144b8e046d3a46_08b3457f-193c-4ba6-8b15-0bb3f1472689.jpg?v=1791721733 Sitagliptin Intermediates Impurity, 96.60% | 762240-92-6 Sitagliptin Intermediates Impurity|C4X-114427|762240-92-6 https://www.jk-sci.com/products/s57c4x-114446 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1020872_58f7ebdd-b04c-4a7c-a078-de2aded69e1d.png?v=1791721718 Sitagliptin Monophosphate Monohydrate, 99.20% | 654671-77-9 Sitagliptin Monophosphate Monohydrate|C4X-114446|654671-77-9 https://www.jk-sci.com/products/s57c4x-114476 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/337797_6d981e6a-3532-4b73-bedd-aebfc0bb2997.png?v=1791721704 Sitagliptin Impurity 76, 99.90% | 209995-38-0 Sitagliptin Impurity 76|C4X-114476|209995-38-0 https://www.jk-sci.com/products/s57c4x-113868 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0cbe2205b41989f6294c10879e6ccbdd.jpg?v=1791721869 Dapagliflozin Impurity 68, 96.10% | 1103738-29-9 Dapagliflozin Impurity 68|C4X-113868|1103738-29-9 https://www.jk-sci.com/products/s57c4x-11312 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c87d45109b57899ade475d13a71462c2_5a3ccade-b079-4d66-8a24-d3b8961872de.jpg?v=1791722272 Brexpiprazole Impurity 2, 99.30% | 913614-18-3 Brexpiprazole Impurity 2|C4X-11312|913614-18-3 https://www.jk-sci.com/products/s57c4x-114612 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f56cc1683c6cfd21090ef798c1b5472.jpg?v=1791721689 Lithium Claviate, 42.60% | 61177-44-4 Lithium Claviate|C4X-114612|61177-44-4 https://www.jk-sci.com/products/s57c4x-11491 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/38ca474005b85a826e15af74ebb8631c.jpg?v=1791721636 Cefoperazone EP Impurity B, 92.20% | 711598-76-4 Cefoperazone EP Impurity B|C4X-11491|711598-76-4 https://www.jk-sci.com/products/s57c4x-11481 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2fa3beacc6191a42bf6b7b01ecf528ad.jpg?v=1791721673 Amoxicillin EP Impurity C, 91.90% | 2088961-37-7 Amoxicillin EP Impurity C|C4X-11481|2088961-37-7 https://www.jk-sci.com/products/s57c4x-114832 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_fcd80928-4f8d-41b4-8d7b-0dc3a03cd78d.png?v=1791721656 Amoxicillin Impurity 32, 93.80% Amoxicillin Impurity 32|C4X-114832 https://www.jk-sci.com/products/s57c4x-11497 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/408646_de52d3d9-6b48-4a85-8283-bd1ccfb67bc0.png?v=1791721611 Cefoperazone Impurity 7, Purity: 99.5% | 24209-38-9 Cefoperazone Impurity 7|C4X-11497|24209-38-9 https://www.jk-sci.com/products/s57c4x-11544 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5f483922cb59faafcb3045e6ea8b55ab.jpg?v=1791721570 Methotrexate EP Impurity D, 96.20% | 5623-18-7 Methotrexate EP Impurity D|C4X-11544|5623-18-7 https://www.jk-sci.com/products/s57c4x-11541 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/444225_c12dae39-6a36-4aba-94c3-5fe69fcd6a1b.png?v=1791721591 Methotrexate EP Impurity A, 96.30% | 945-24-4 Methotrexate EP Impurity A|C4X-11541|945-24-4 https://www.jk-sci.com/products/s57c4x-115533 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ae9d3274-eee4-4b3f-b1fc-21bcf2f8e703.png?v=1791721548 Sitafloxacin Impurity 33, 99.60% Sitafloxacin Impurity 33|C4X-115533 https://www.jk-sci.com/products/s57c4x-11578 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a66863e7d4e1d696991e8f9641d360d6.jpg?v=1791721514 Dextromethorphan N-Oxide（HCl）, 92.80% | 1177419-85-0 Dextromethorphan N-Oxide（HCl）|C4X-11578|1177419-85-0 https://www.jk-sci.com/products/s57c4x-11568 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b5f67acea68052687d268d05e6d08cbe.jpg?v=1791721530 Diosmin Impurity 8 (Mixture of Diastereomers), 98.10% | 108815-81-2 Diosmin Impurity 8 (Mixture of Diastereomers)|C4X-11568|108815-81-2 https://www.jk-sci.com/products/s57c4x-116021 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/256284_89e72270-1f6c-47ed-a85b-ea570c20b201.png?v=1791721492 Methyl Desoxycholate, 97.60% | 3245-38-3 Methyl Desoxycholate|C4X-116021|3245-38-3 https://www.jk-sci.com/products/s57c4x-11621 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_f38141a2-8a9d-4f9b-a4ae-34f48b259cce.png?v=1791721476 Febuxostat Impurity 1, Purity: 99.2% Febuxostat Impurity 1|C4X-11621 https://www.jk-sci.com/products/s57c4x-116229 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/508a9eef34af5c52498af23e1a997b99.jpg?v=1791721459 Febuxostat Impurity 29, 95.30% | 144060-62-8 Febuxostat Impurity 29|C4X-116229|144060-62-8 https://www.jk-sci.com/products/s57c4x-116221 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7329d5b6f9c6d5dfa8f5770783d85552.jpg?v=1791721465 Febuxostat Impurity 21, 90.50% | 407582-48-3 Febuxostat Impurity 21|C4X-116221|407582-48-3 https://www.jk-sci.com/products/s57c4x-116249 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/87bfa63fde0a5608b3d9d502fe3b71e0.jpg?v=1791721450 Febuxostat Impurity 49, 100.00% | 1206550-99-3 Febuxostat Impurity 49|C4X-116249|1206550-99-3 https://www.jk-sci.com/products/s57c4x-116258 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0f23df29f6fbe92d3f1a7c2ca161fb17.jpg?v=1791721445 Febuxostat Impurity 58, 99.00% | 2095166-41-7 Febuxostat Impurity 58|C4X-116258|2095166-41-7 https://www.jk-sci.com/products/s57c4x-116269 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4e90dfcd38b418ae19a1be10b86a05e.jpg?v=1791721435 Febuxostat Impurity 69, 99.30% | 161798-01-2 Febuxostat Impurity 69|C4X-116269|161798-01-2 https://www.jk-sci.com/products/s57c4x-116279 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/379051_e72ec987-a8fa-4665-8767-fa71e8155e0e.png?v=1791721428 Febuxostat Impurity 79, Purity: 99.4% | 25984-63-8 Febuxostat Impurity 79|C4X-116279|25984-63-8 https://www.jk-sci.com/products/s57c4x-116290 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_53e9b6a4-e4bf-41b4-ac63-34f6e2c4ae87.png?v=1791721420 Febuxostat Impurity 90, 98.10% Febuxostat Impurity 90|C4X-116290 https://www.jk-sci.com/products/s57c4x-116315 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/118387_e09fbe6f-434b-4088-98c6-6b67499f2b35.png?v=1791721415 Ceftriaxone Disodium, Purity: 98.9% | 74578-69-1 Ceftriaxone Disodium|C4X-116315|74578-69-1 https://www.jk-sci.com/products/s57c4x-116337 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/342699_0a071c25-de9b-4359-a38f-4bd6464b9f45.png?v=1791721405 Ceftriaxone Impurity 37, 94.60% | 149-30-4 Ceftriaxone Impurity 37|C4X-116337|149-30-4 https://www.jk-sci.com/products/s57c4x-116341 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_49bfdfbf-3d7f-4cad-8158-781c224bb288.png?v=1791721397 Ceftriaxone Impurity 41, 92.80% | 473843-58-2 Ceftriaxone Impurity 41|C4X-116341|473843-58-2 https://www.jk-sci.com/products/s57c4x-11641 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/516469_207314d2-a658-4cbb-87c6-520c605c6674.png?v=1791721392 Oxcarbazepine EP Impurity H, 99.80% | 4698-11-7 Oxcarbazepine EP Impurity H|C4X-11641|4698-11-7 https://www.jk-sci.com/products/s57c4x-116414 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/795208_3a61693d-3c49-4626-8302-b26d88d94ee1.png?v=1791721385 Oxcarbazepine EP Impurity C, 99.40% | 21737-58-6 Oxcarbazepine EP Impurity C|C4X-116414|21737-58-6 https://www.jk-sci.com/products/s57c4x-116419 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d160dbb5144d96c2d44d4e54d216f00.jpg?v=1791721380 Oxcarbazepine EP Impurity M, 95.40% | 2642430-32-6 Oxcarbazepine EP Impurity M|C4X-116419|2642430-32-6 https://www.jk-sci.com/products/s57c4x-116429 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_49866786-b44c-43ac-a248-5e608d192fe3.png?v=1791721370 Oxcarbazepine Impurity 29, Purity: 97.9% Oxcarbazepine Impurity 29|C4X-116429 https://www.jk-sci.com/products/s57c4x-11645 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/295253_2565b49a-e24a-4be0-8b22-9e7ed9c34754.png?v=1791721364 Oxcarbazepine EP Impurity B, 99.40% | 28721-09-7 Oxcarbazepine EP Impurity B|C4X-11645|28721-09-7 https://www.jk-sci.com/products/s57c4x-1165 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/308890_db45dfba-aef9-4922-9fc9-f7034e2edcfd.png?v=1791721354 Dexamethasone, 99.80% | 50-02-2 Dexamethasone|C4X-1165|50-02-2 https://www.jk-sci.com/products/s57c4x-116513 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6e6eba4f2a3a73173bf3cb0b31909686.jpg?v=1791721347 Dexamethasone Impurity 6, 98.00% | 3949-26-6 Dexamethasone Impurity 6|C4X-116513|3949-26-6 https://www.jk-sci.com/products/s57c4x-116531 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c387bebe71a3347ebbffebb0c497a4df.jpg?v=1791721325 Dexamethasone Acid Ethyl Ester, 92.70% | 2991360-83-7 Dexamethasone Acid Ethyl Ester|C4X-116531|2991360-83-7 https://www.jk-sci.com/products/s57c4x-116528 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_da87a739-d6ed-4c24-a09c-b42451c0be9a.png?v=1791721331 Dexamethasone Sodium Phosphate EP Impurity D, 90.80% Dexamethasone Sodium Phosphate EP Impurity D|C4X-116528 https://www.jk-sci.com/products/s57c4x-116522 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_afe26691-fd2d-4cf8-82ca-32c29495f768.png?v=1791721337 Dexamethasone Sodium Phosphate EP Impurity C, 90.20% Dexamethasone Sodium Phosphate EP Impurity C|C4X-116522 https://www.jk-sci.com/products/s57c4x-11654 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/441250_cc8216a8-7b68-4d3d-adbe-a6ef64470ebb.png?v=1791721316 Dexamethasone EP Impurity D, 99.40% | 24916-90-3 Dexamethasone EP Impurity D|C4X-11654|24916-90-3 https://www.jk-sci.com/products/s57c4x-116553 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6803ee5d960c75fabdc1ad8d61fd0874.jpg?v=1791721302 Dexamethasone Impurity 53, Purity: 99.1% | 426-15-3 Dexamethasone Impurity 53|C4X-116553|426-15-3 https://www.jk-sci.com/products/s57c4x-116563 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/89bd7ad1603397dfdc5780675c7b2d83.jpg?v=1791721294 Dexamethasone impurity 63, 95.70% | 1202001-99-7 Dexamethasone impurity 63|C4X-116563|1202001-99-7 https://www.jk-sci.com/products/s57c4x-11659 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7cd8e8cb5c230ebc1b7fce85ac41f6db.jpg?v=1791721289 Dexamethasone EP Impurity I, 96.60% | 14622-47-0 Dexamethasone EP Impurity I|C4X-11659|14622-47-0 https://www.jk-sci.com/products/s57c4x-116614 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/315545_1d13a9e1-3260-440c-9de3-c7f907866e3f.png?v=1791721276 Sodium Valproate Impurity 14, 98.60% | 1636-27-7 Sodium Valproate Impurity 14|C4X-116614|1636-27-7 https://www.jk-sci.com/products/s57c4x-116634 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/259654_c46bfb7f-b0f9-40ab-b510-c82a541e78b0.png?v=1791721266 Ethyl 2-propylpentanoate, 98.60% | 17022-31-0 Ethyl 2-propylpentanoate|C4X-116634|17022-31-0 https://www.jk-sci.com/products/s57c4x-116626 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/277d80155a9134a3c917e7f3026feb92.jpg?v=1791721271 Valproic Acid USP Related Compound A, 95.90% | 99-67-2 Valproic Acid USP Related Compound A|C4X-116626|99-67-2 https://www.jk-sci.com/products/s57c4x-11665 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/596408_bb34da21-a517-4315-8b22-a2a432748343.png?v=1791721249 Sodium Valproate EP Impurity B, 97.20% | 20225-24-5 Sodium Valproate EP Impurity B|C4X-11665|20225-24-5 https://www.jk-sci.com/products/s57c4x-116645 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f5150de7ffa7ee77c58e3afc2659431e.jpg?v=1791721255 Sodium Valproate Impurity 42, 97.10% | 258264-00-5 Sodium Valproate Impurity 42|C4X-116645|258264-00-5 https://www.jk-sci.com/products/s57c4x-116663 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2ac00671-0121-4e98-a650-d2b3534647f6.png?v=1791721236 Valproate Impurity 63, 97.80% Valproate Impurity 63|C4X-116663 https://www.jk-sci.com/products/s57c4x-116669 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1583fd5f-308d-4527-a64b-8d2442659e9d.png?v=1791721230 Valproate Impurity 69, 92.50% Valproate Impurity 69|C4X-116669 https://www.jk-sci.com/products/s57c4x-116687 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7b702df29069cf4a663f48e42aa4ae1.jpg?v=1791721224 Valproate impurity 87, 95.90% | 59726-37-3 Valproate impurity 87|C4X-116687|59726-37-3 https://www.jk-sci.com/products/s57c4x-1168 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0ceaa7b06174c3f82e4f0192332ac49b.jpg?v=1791721198 Fosaprepitant Dimeglumine, 95.40% | 265121-04-8 Fosaprepitant Dimeglumine|C4X-1168|265121-04-8 https://www.jk-sci.com/products/s57c4x-116714 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/454569_a411f71e-9567-4a1a-ab72-302537248fd6.png?v=1791721213 4-Hydroxyquinoline, 99.90% | 611-36-9 4-Hydroxyquinoline|C4X-116714|611-36-9 https://www.jk-sci.com/products/s57c4x-11674 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a4e95bc68a9d103a2b71b534ad5a7633.jpg?v=1791721207 Bedaquiline Impurity 4, 98.80% | 654655-69-3 Bedaquiline Impurity 4|C4X-11674|654655-69-3 https://www.jk-sci.com/products/s57c4x-1169 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2efc34114ea6ea99007650339b22aa7e.jpg?v=1791721192 Rosuvastatin Calcium, 95.20% | 147098-20-2 Rosuvastatin Calcium|C4X-1169|147098-20-2 https://www.jk-sci.com/products/s57c4x-116917 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_66634d4e-4e95-4e43-a355-b829fc5cb5f6.png?v=1791721184 Rosuvastatin EP Impurity E Calcium salt, 97.40% Rosuvastatin EP Impurity E Calcium salt|C4X-116917 https://www.jk-sci.com/products/s57c4x-116919 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/39836d71f0752d15efb553c1224b5738.jpg?v=1791721180 Rosuvastatin (6R)-Isomer Calcium Salt, 94.20% | 854898-49-0 Rosuvastatin (6R)-Isomer Calcium Salt|C4X-116919|854898-49-0 https://www.jk-sci.com/products/s57c4x-1169216 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/27b525bacf217551d3cceb1c784908b5.jpg?v=1791721171 Rosuvastatin Impurity 216, Purity: 99.1% | 65372-09-0 Rosuvastatin Impurity 216|C4X-1169216|65372-09-0 https://www.jk-sci.com/products/s57c4x-11694 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6f6e64271f5c6054d3a3e762d787176e.jpg?v=1791721162 Rosuvastatin EP Impurity C(Calcium Salt), 96.30% | 1422514-05-3 Rosuvastatin EP Impurity C(Calcium Salt)|C4X-11694|1422514-05-3 https://www.jk-sci.com/products/s57c4x-116952 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3d8c9a80-1ee1-4fdf-9b18-a227c91ec056.png?v=1791721153 Rosuvastatin EP Impurity M(Sodium Salt), 97.30% Rosuvastatin EP Impurity M(Sodium Salt)|C4X-116952 https://www.jk-sci.com/products/s57c4x-116964 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/278514_043f461a-e20c-4de2-af73-ba86f0485be4.png?v=1791721148 Rosuvastatin Impurity 64, 98.70% | 124655-09-0 Rosuvastatin Impurity 64|C4X-116964|124655-09-0 https://www.jk-sci.com/products/s57c4x-11696 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/229160_d81f5f13-7a59-452f-9a8c-2df0fd5f1881.png?v=1791721147 Rosuvastatin EP Impurity F, 98.10% | 289042-12-2 Rosuvastatin EP Impurity F|C4X-11696|289042-12-2 https://www.jk-sci.com/products/s57c4x-1173 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/298087_92262968-0b6b-4e75-8017-b1393042a10f.png?v=1791721137 Acarbose, 95.80% | 56180-94-0 Acarbose|C4X-1173|56180-94-0 https://www.jk-sci.com/products/s57c4x-116973 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/809e6b8d7a5f653360b55a55fd767c6e.jpg?v=1791721142 Rosuvastatin EP Impurity C, 90.10% | 1422619-13-3 Rosuvastatin EP Impurity C|C4X-116973|1422619-13-3 https://www.jk-sci.com/products/s57c4x-117311 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3bf39b3a-4e4c-4345-9dd7-84a948caa649.png?v=1791721133 Acarbose Impurity 11 (Mixture of Diastereomers), Purity: 92.4% Acarbose Impurity 11 (Mixture of Diastereomers)|C4X-117311 https://www.jk-sci.com/products/s57c4x-117513 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc504580399dc8342d651ff1fa808ef8.jpg?v=1791721129 Macitentan Impurity 13, 97.30% | 2089065-77-8 Macitentan Impurity 13|C4X-117513|2089065-77-8 https://www.jk-sci.com/products/s57c4x-1176133 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8ad4ad0a-51ae-4e02-a6c8-ad934cf279fb.png?v=1791721106 Salbutamol Impurity 133, 97.10% Salbutamol Impurity 133|C4X-1176133 https://www.jk-sci.com/products/s57c4x-11761 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c46a7334bb1ee7924760e068eaf5d350.jpg?v=1791721118 Salbutamol EP Impurity J(HCl), 95.60% | 41489-89-8 Salbutamol EP Impurity J(HCl)|C4X-11761|41489-89-8 https://www.jk-sci.com/products/s57c4x-1176119 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e47c613772c269b5ab95ab619159bda.jpg?v=1791721111 (S)-Salbutamol, 90.90% | 34271-50-6 (S)-Salbutamol|C4X-1176119|34271-50-6 https://www.jk-sci.com/products/s57c4x-117526 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5ad05e79-3f85-4d62-83e8-48a6b6045937.png?v=1791721125 Macitentan Impurity 26, Purity: 98.7% Macitentan Impurity 26|C4X-117526 https://www.jk-sci.com/products/s57c4x-11753 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f56c2f7b734ecc28f75229a72fc6fcb4.jpg?v=1791721122 Macitentan Impurity 3, 97.50% | 1103522-45-7 Macitentan Impurity 3|C4X-11753|1103522-45-7 https://www.jk-sci.com/products/s57c4x-117615 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/15f26a4b8088e3d61302fb4a77224f53.jpg?v=1791721105 Salbutamol Impurity M, 98.20% | 18910-70-8 Salbutamol Impurity M|C4X-117615|18910-70-8 https://www.jk-sci.com/products/s57c4x-1176159 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b44ecae6-249b-4c16-a5f7-a9ee831e0d14.png?v=1791721100 【重复停用见C4X-1176182】Salbutamol Impurity 59HCI, Purity: 99.1% 【重复停用见C4X-1176182】Salbutamol Impurity 59HCI|C4X-1176159 https://www.jk-sci.com/products/s57c4x-1176160 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_170a5fc7-5956-4178-99e7-ec9f1570b368.png?v=1791721095 Salbutamol Impurity M HCl, Purity: 99.0% Salbutamol Impurity M HCl|C4X-1176160 https://www.jk-sci.com/products/s57c4x-117621 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ba76348418951ee499aa3300fa330f14.jpg?v=1791721091 Salbutamol Impurity 21, 99.60% | 2387728-91-6 Salbutamol Impurity 21|C4X-117621|2387728-91-6 https://www.jk-sci.com/products/s57c4x-1176167 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1abaea61-182a-4202-b9bf-747baa2f7acb.png?v=1791721094 Salbutamol Glyoxal Impurities, 92.30% Salbutamol Glyoxal Impurities|C4X-1176167 https://www.jk-sci.com/products/s57c4x-117627 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/261e83e406bf0c1f3691439284428ca9.jpg?v=1791721087 Salbutamol Impurity 27, 90.10% | 1823256-56-9 Salbutamol Impurity 27|C4X-117627|1823256-56-9 https://www.jk-sci.com/products/s57c4x-11763 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0c0fbca7ed9dabf54822a184916d940e.jpg?v=1791721085 Salbutamol EP Impurity B, Purity: 95.9% | 96948-64-0 Salbutamol EP Impurity B|C4X-11763|96948-64-0 https://www.jk-sci.com/products/s57c4x-117637 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e2533a97-5a81-4a27-adf1-31b8093d3e70.png?v=1791721080 Salbutamol Sulfate EP Impurity L HCl, 93.50% Salbutamol Sulfate EP Impurity L HCl|C4X-117637 https://www.jk-sci.com/products/s57c4x-11769 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4babe0e3106d56d4ccad43ff1fca4267.jpg?v=1791721070 Salbutamol Impurity 9, 97.50% | 754926-25-5 Salbutamol Impurity 9|C4X-11769|754926-25-5 https://www.jk-sci.com/products/s57c4x-117687 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bd4fdd2aaa760866cd0660b3315ccb86.jpg?v=1791721066 Salbutamol Impurity 87, Purity: 100.0% | 115787-53-6 Salbutamol Impurity 87|C4X-117687|115787-53-6 https://www.jk-sci.com/products/s57c4x-117653 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d11639e1a35fc40a4b3f8ff42914a704.jpg?v=1791721076 Salbutamol Impurity 53, 96.50% | 54208-72-9 Salbutamol Impurity 53|C4X-117653|54208-72-9 https://www.jk-sci.com/products/s57c4x-117674 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_881f58d2-22da-4284-95de-b08750621aba.png?v=1791721073 Salbutamol EP Impurity D HCl, 93.90% Salbutamol EP Impurity D HCl|C4X-117674 https://www.jk-sci.com/products/a01248368 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/248368.png?v=1791772019 2,4-Dimethylpyrrole-3-carboxylic acid ethyl ester, 98% | 2199-51-1 2,4-Dimethylpyrrole-3-carboxylic acid ethyl ester, 98%|248368|2199-51-1 https://www.jk-sci.com/products/s57c4x-11772 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/205037_03db0b12-dfcb-4e97-b992-22675bc5144d.png?v=1791721053 Hydrochlorothiazide EP Impurity B, 99.20% | 121-30-2 Hydrochlorothiazide EP Impurity B|C4X-11772|121-30-2 https://www.jk-sci.com/products/s57c4x-11773 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9543cd03283ba52092d71ac2264bfe3a.jpg?v=1791721043 Hydrochlorothiazide EP Impurity C, 91.10% | 402824-96-8 Hydrochlorothiazide EP Impurity C|C4X-11773|402824-96-8 https://www.jk-sci.com/products/s57c4x-117812 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/36bdbbc114cc9d34cce4e77022f5823e.jpg?v=1791721034 Olanzapine Impurity 12, 99.50% | 873895-41-1 Olanzapine Impurity 12|C4X-117812|873895-41-1 https://www.jk-sci.com/products/s57c4x-117820 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8db1499fc5432f1ae93805173c3e42f3.jpg?v=1791721036 Olanzapine Impurity 20, 90.60% | 1017241-34-7 Olanzapine Impurity 20|C4X-117820|1017241-34-7 https://www.jk-sci.com/products/s57c4x-11781 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/357abc44a3d57c0822b53a7f263ef3e9.jpg?v=1791721044 Olanzapine EP Impurity A, 98.00% | 138564-59-7 Olanzapine EP Impurity A|C4X-11781|138564-59-7 https://www.jk-sci.com/products/s57c4x-117840 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/245461_bc13df6e-1d42-4939-9b3d-c8a899e2ac4f.png?v=1791721029 Olanzapine Impurity 40, Purity: 99.9% | 1493-27-2 Olanzapine Impurity 40|C4X-117840|1493-27-2 https://www.jk-sci.com/products/s57c4x-117849 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ae36b148-3fc4-45cb-a703-964ce1e9ec9c.png?v=1791721024 Olanzapine impurity 49, Purity: 98.2% Olanzapine impurity 49|C4X-117849 https://www.jk-sci.com/products/s57c4x-11787 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/300447.png?v=1791721022 Olanzapine Impurity 7, Purity: 99.1% | 138564-58-6 Olanzapine Impurity 7|C4X-11787|138564-58-6 https://www.jk-sci.com/products/s57c4x-118111 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/faa81ac632c51abcc5fcb57a80b01e04.jpg?v=1791721009 Carbamazepine Impurity 11, 99.10% | 33948-20-8 Carbamazepine Impurity 11|C4X-118111|33948-20-8 https://www.jk-sci.com/products/s57c4x-118011 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/236200.png?v=1791721020 Benzyl Alcohol Impurity 11, 90.60% | 1024-41-5 Benzyl Alcohol Impurity 11|C4X-118011|1024-41-5 https://www.jk-sci.com/products/s57c4x-11806 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/220520_bf032b54-e79d-4e48-9528-db518b4518c3.png?v=1791721015 Benzyl Alcohol EP Impurity B, 98.90% | 100-49-2 Benzyl Alcohol EP Impurity B|C4X-11806|100-49-2 https://www.jk-sci.com/products/s57c4x-11812 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/37ad2e805094860ae9cb5132abdd696b_00bddaab-0b2b-4b99-8f80-8f1c476073be.jpg?v=1791721004 10,11-Dihydro-10-Hydroxy Carbamazepine | 29331-92-8 10,11-Dihydro-10-Hydroxy Carbamazepine|C4X-11812|29331-92-8 https://www.jk-sci.com/products/a01249255 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/249255.png?v=1791771989 2-Mercaptothiazole, 98% | 82358-09-6 2-Mercaptothiazole, 98%|249255|82358-09-6 https://www.jk-sci.com/products/s57c4x-11816 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eff9114ceebc4dbf7235f044187847cd.jpg?v=1791720994 Carbamazepine Impurity 6, 99.00% | 40421-03-2 Carbamazepine Impurity 6|C4X-11816|40421-03-2 https://www.jk-sci.com/products/s57c4x-118353 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/285241.png?v=1791720979 Terbutaline Impurity 53, 95.50% | 51863-60-6 Terbutaline Impurity 53|C4X-118353|51863-60-6 https://www.jk-sci.com/products/s57c4x-118320 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_054e3207-c3cd-4990-8faf-7ea96537262a.png?v=1791720984 Terbutaline Impurity 20, Purity: 99.7% Terbutaline Impurity 20|C4X-118320 https://www.jk-sci.com/products/s57c4x-118311 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5f5b0b48-bd4a-459d-b6fc-3ee922453993.png?v=1791720984 Terbutaline EP Impurity C (Hydrobromide), 94.80% Terbutaline EP Impurity C (Hydrobromide)|C4X-118311 https://www.jk-sci.com/products/s57c4x-11831 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/445888.png?v=1791720989 Terbutaline EP Impurity A, 97.80% | 99-10-5 Terbutaline EP Impurity A|C4X-11831|99-10-5 https://www.jk-sci.com/products/s57c4x-118133 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/110055_1709ec23-08ec-4048-9fc9-0fa9fa02f141.png?v=1791721004 Carbamazepine Impurity 33, 100.00% | 34124-14-6 Carbamazepine Impurity 33|C4X-118133|34124-14-6 https://www.jk-sci.com/products/s57c4x-118368 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_76daa06b-e45d-4bce-9608-18e6e6ae59da.png?v=1791720977 Terbutaline impurity 68, 97.20% Terbutaline impurity 68|C4X-118368 https://www.jk-sci.com/products/s57c4x-118373 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3649d6ef-54ee-4c81-baf3-7f085b585195.png?v=1791720969 Terbutaline Impurity 29 HCl, Purity: 95.9% Terbutaline Impurity 29 HCl|C4X-118373 https://www.jk-sci.com/products/s57c4x-11841 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/322452.png?v=1791720965 Aspartame EP Impurity A, 100.00% | 5262-10-2 Aspartame EP Impurity A|C4X-11841|5262-10-2 https://www.jk-sci.com/products/s57c4x-118612 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/477687.png?v=1791720953 Repaglinide EP Impurity C, Purity: 97.4% | 147769-93-5 Repaglinide EP Impurity C|C4X-118612|147769-93-5 https://www.jk-sci.com/products/s57c4x-11857 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138746.png?v=1791720953 Glutathione Impurity 7, 95.30% | 3773-07-7 Glutathione Impurity 7|C4X-11857|3773-07-7 https://www.jk-sci.com/products/s57c4x-11851 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312630.png?v=1791720959 Glutathione EP Impurity A, 94.70% | 19246-18-5 Glutathione EP Impurity A|C4X-11851|19246-18-5 https://www.jk-sci.com/products/s57c4x-118626 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/689b9631d171917485fc35f98717f254.jpg?v=1791720948 Repaglinide Impurity 26, 94.90% | 791812-92-5 Repaglinide Impurity 26|C4X-118626|791812-92-5 https://www.jk-sci.com/products/s57c4x-11864 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b087d9a6b67ca547c8e337551ec6b82a.jpg?v=1791720942 Repaglinide EP Impurity D, 99.80% | 147770-06-7 Repaglinide EP Impurity D|C4X-11864|147770-06-7 https://www.jk-sci.com/products/s57c4x-11871 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b721fe0efb920d91645f44f582e5907f.jpg?v=1791720937 Tamsulosin EP Impurity A HCl, 100.00% | 918867-88-6 Tamsulosin EP Impurity A HCl|C4X-11871|918867-88-6 https://www.jk-sci.com/products/s57c4x-11875 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/56d7dba07431025df69bd8bd0a18354f.jpg?v=1791720919 Tamsulosin Ep Impurity E, 99.60% | 105764-07-6 Tamsulosin Ep Impurity E|C4X-11875|105764-07-6 https://www.jk-sci.com/products/a01249888 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/249888.png?v=1791771952 Choline bitartrate, 98% | 87-67-2 Choline bitartrate, 98%|249888|87-67-2 https://www.jk-sci.com/products/s57c4x-11873 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/373046d0ffa28a3fe992bd4c795b3c09.jpg?v=1791720937 Tamsulosin EP Impurity C, 98.20% | 2244986-82-9 Tamsulosin EP Impurity C|C4X-11873|2244986-82-9 https://www.jk-sci.com/products/s57c4x-11874 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5be7a50f5f9e40fc6b33999f1f56393f.jpg?v=1791720926 Tamsulosin EP Impurity D, 98.20% | 1799280-05-9 Tamsulosin EP Impurity D|C4X-11874|1799280-05-9 https://www.jk-sci.com/products/s57c4x-118755 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b43940bfa41e68d2dcad842973bda101.jpg?v=1791720919 Tamsulosin impurity 55, Purity: 99.7% | 2892260-31-8 Tamsulosin impurity 55|C4X-118755|2892260-31-8 https://www.jk-sci.com/products/s57c4x-11877 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/50730562889836a6d9a749ad0a91b5f7.jpg?v=1791720915 Tamsulosin EP Impurity G, 99.10% | 106138-88-9 Tamsulosin EP Impurity G|C4X-11877|106138-88-9 https://www.jk-sci.com/products/s57c4x-11881 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4cac56be-cbf4-43ae-8486-73a6a79d1820.png?v=1791720909 Chlorphenamine EP Impurity A(Maleate), 97.60% Chlorphenamine EP Impurity A(Maleate)|C4X-11881 https://www.jk-sci.com/products/s57c4x-118817 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c98d2d64fceea55f40404fbf210efd4.jpg?v=1791720907 Chlorphenamine EP Impurity D, 90.80% | 65676-21-3 Chlorphenamine EP Impurity D|C4X-118817|65676-21-3 https://www.jk-sci.com/products/s57c4x-118821 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3606891a6cb2de2ed07d787aeeafb41e.jpg?v=1791720903 Chlorphenamine Impurity 21, Purity: 99.4% | 5005-37-8 Chlorphenamine Impurity 21|C4X-118821|5005-37-8 https://www.jk-sci.com/products/s57c4x-118825 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/570cebd567b9dc76a5f11366415412ed.jpg?v=1791720900 Chlorphenamine Impurity 25, Purity: 97.9% | 122376-68-5 Chlorphenamine Impurity 25|C4X-118825|122376-68-5 https://www.jk-sci.com/products/a01250143 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/250143.png?v=1791771941 Tetraphenyl thiophene, 98% | 1884-68-0 Tetraphenyl thiophene, 98%|250143|1884-68-0 https://www.jk-sci.com/products/s57c4x-118832 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb5ff4621902a59413465fca12678bbf.jpg?v=1791720895 Chlorpheniramine Impurity 32, Purity: 99.0% | 854863-55-1 Chlorpheniramine Impurity 32|C4X-118832|854863-55-1 https://www.jk-sci.com/products/s57c4x-11884 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_d6ebf9ab-2095-45a9-858d-234b90781436.png?v=1791720890 Chlorphenamine EP Impurity D Maleate, 98.40% Chlorphenamine EP Impurity D Maleate|C4X-11884 https://www.jk-sci.com/products/s57c4x-11887 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/22f8be098ca3aa1d1f1d25c6497afa69.jpg?v=1791720886 Chlorphenamine Impurity 7, 98.80% | 78180-89-9 Chlorphenamine Impurity 7|C4X-11887|78180-89-9 https://www.jk-sci.com/products/s57c4x-119011 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/368246.png?v=1791720879 Captopril EP Impurity C, Purity: 99.7% | 26473-47-2 Captopril EP Impurity C|C4X-119011|26473-47-2 https://www.jk-sci.com/products/s57c4x-119019 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138129.png?v=1791720873 Captopril EP Impurity A (Captopril disulfide), 99.00% | 64806-05-9 Captopril EP Impurity A (Captopril disulfide)|C4X-119019|64806-05-9 https://www.jk-sci.com/products/a01250433 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/250433.png?v=1791771926 β-D-Glucose pentaacetate, 98% | 604-69-3 β-D-Glucose pentaacetate, 98%|250433|604-69-3 https://www.jk-sci.com/products/a01250607 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/460951.png?v=1791771916 2-Bromo-5-nitrothiazole, 98% | 3034-48-8 2-Bromo-5-nitrothiazole, 98%|250607|3034-48-8 https://www.jk-sci.com/products/s57c4x-11906 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/254461.png?v=1791720869 Captopril EP Impurity J, Purity: 99.5% | 64838-55-7 Captopril EP Impurity J|C4X-11906|64838-55-7 https://www.jk-sci.com/products/s57c4x-119130 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/59c0adf8d1d60ccbad015f52a956a203.jpg?v=1791720864 Apatinib, Purity>95% | 811803-05-1 Apatinib|C4X-119130|811803-05-1 https://www.jk-sci.com/products/s57c4x-119310 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a78e81776fd7d82cb9f0b2dec9838678.jpg?v=1791720857 Cefepime Impurity 10, 92.40% | 88040-25-9 Cefepime Impurity 10|C4X-119310|88040-25-9 https://www.jk-sci.com/products/s57c4x-1193 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/228088.png?v=1791720859 Cefepime dihydrochloridum monohydricum, 98.00% | 123171-59-5 Cefepime dihydrochloridum monohydricum|C4X-1193|123171-59-5 https://www.jk-sci.com/products/s57c4x-11932 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8cc341c8-a9f2-49c2-928c-303bb0e81847.png?v=1791720851 Cefepime EP Impurity B, 91.90% Cefepime EP Impurity B|C4X-11932 https://www.jk-sci.com/products/s57c4x-11933 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/5a97d6590351e60e3c3f879387d8d02f.jpg?v=1791720850 Cefepime EP Impurity C, 91.40% | 104301-63-5 Cefepime EP Impurity C|C4X-11933|104301-63-5 https://www.jk-sci.com/products/s57c4x-11934 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/352659_82de1be7-9af8-4ff4-b2e0-e603ff384561.png?v=1791720846 Cefepime EP Impurity D, 81.40% | 65872-41-5 Cefepime EP Impurity D|C4X-11934|65872-41-5 https://www.jk-sci.com/products/s57c4x-111126 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/494fa576bc7cc55beb1cefbc9c1f847b.jpg?v=1791722901 (Z)Risperidone Impurity 26, 98.90% | 135634-18-3 (Z)Risperidone Impurity 26|C4X-111126|135634-18-3 https://www.jk-sci.com/products/s57c4x-11937 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d1ee3110b9d9512d434107ca31a0f74c.jpg?v=1791720841 Cefepime EP Impurity A, 91.60% | 97164-57-3 Cefepime EP Impurity A|C4X-11937|97164-57-3 https://www.jk-sci.com/products/s57c4x-113040 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c8526974db8c189a70aab2e5889d8548.jpg?v=1791722314 Ilaprazole Impurity 40, 88.40% | 102625-96-7 Ilaprazole Impurity 40|C4X-113040|102625-96-7 https://www.jk-sci.com/products/s57c4x-113242 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca96666cb5e453a09a40c82e94995860.jpg?v=1791722118 Atorvastatin Lactam calcium Salt Impurity, 95.20% | 1046118-41-5 Atorvastatin Lactam calcium Salt Impurity|C4X-113242|1046118-41-5 https://www.jk-sci.com/products/s57c4x-113590 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4493759f-907d-4a33-94c9-d5d733ecc06b.png?v=1791721961 Olaparib Impurity 90, 90.50% Olaparib Impurity 90|C4X-113590 https://www.jk-sci.com/products/s57c4x-113456 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cf871027-e2cf-4363-a55e-5b0b697b4939.png?v=1791722040 Neratinib Impurity 56, Purity: 99.8% Neratinib Impurity 56|C4X-113456 https://www.jk-sci.com/products/s57c4x-113830 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fad01b03b6a24129b014877a77c33785.jpg?v=1791721888 Dapagliflozin Propanediol Hydrate, 96.30% | 960404-48-2 Dapagliflozin Propanediol Hydrate|C4X-113830|960404-48-2 https://www.jk-sci.com/products/s57c4x-1140 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a0ae6fab2a99efbffccb1611098221a.jpg?v=1791721819 Lenvatinib Mesylate, 97.60% | 857890-39-2 Lenvatinib Mesylate|C4X-1140|857890-39-2 https://www.jk-sci.com/products/s57c4x-114130 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3fe79ac32eee81e474f114fd677b1dc1.jpg?v=1791721770 Aprepitant EP Impurity B, 96.30% | 2348441-62-1 Aprepitant EP Impurity B|C4X-114130|2348441-62-1 https://www.jk-sci.com/products/s57c4x-1144153 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/839da55a6b0023b19713cacaea6a1e3d.jpg?v=1791721741 Sitagliptin Impurity 153, 94.70% | 910409-20-0 Sitagliptin Impurity 153|C4X-1144153|910409-20-0 https://www.jk-sci.com/products/s57c4x-114465 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c0caf6ea174dc29ac7143eaa6c5081b2.jpg?v=1791721712 Sitagliptin Impurity 65, 96.20% | 1620129-74-9 Sitagliptin Impurity 65|C4X-114465|1620129-74-9 https://www.jk-sci.com/products/s57c4x-11465 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/445177_5c1f2e89-2603-4bae-bfd8-b809c1a306a1.png?v=1791721686 Potassium Clavulanate EP Impurity M, 93.60% | 3033-62-3 Potassium Clavulanate EP Impurity M|C4X-11465|3033-62-3 https://www.jk-sci.com/products/s57c4x-114855 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b56f8108-ea92-4de8-b73c-70a9a6ef252e.png?v=1791721644 Amoxicillin Impurity 55, 94.20% Amoxicillin Impurity 55|C4X-114855 https://www.jk-sci.com/products/s57c4x-115234 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/583648_1012ad58-0087-4a73-aae3-466a2669d6e9.png?v=1791721606 Adefovir Impurity 34, Purity: 100.0% | 1538-75-6 Adefovir Impurity 34|C4X-115234|1538-75-6 https://www.jk-sci.com/products/s57c4x-11549 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1c7b7969763cb54110b86e5c9e732cd7.jpg?v=1791721557 Methotrexate EP Impurity I, 93.40% | 66147-29-3 Methotrexate EP Impurity I|C4X-11549|66147-29-3 https://www.jk-sci.com/products/s57c4x-11573 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4a2f7487200f2b5c6f4b5f7013707632.jpg?v=1791721520 Dextromethorphan EP Impurity C, 99.80% | 57969-05-8 Dextromethorphan EP Impurity C|C4X-11573|57969-05-8 https://www.jk-sci.com/products/s57c4x-1161 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/407855_70b689bf-1054-4fe5-b779-1ddc1a8cdfda.png?v=1791721481 Mitiglinide calcium hydrate, 99.60% | 207844-01-7 Mitiglinide calcium hydrate|C4X-1161|207844-01-7 https://www.jk-sci.com/products/s57c4x-116225 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cdd14bccac5b2ba2ee86e7e7a73de9b3.jpg?v=1791721460 Febuxostat Impurity 25, 93.40% | 1530308-87-2 Febuxostat Impurity 25|C4X-116225|1530308-87-2 https://www.jk-sci.com/products/s57c4x-116256 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4e9272be-642b-4e60-90ab-76bb0e54ffa5.png?v=1791721450 Febuxostat Impurity 56, 97.60% Febuxostat Impurity 56|C4X-116256 https://www.jk-sci.com/products/s57c4x-116271 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/984e5b4d17930e4e7e61a4748de17e60.jpg?v=1791721436 Febuxostat Impurity 71, 99.10% | 923942-34-1 Febuxostat Impurity 71|C4X-116271|923942-34-1 https://www.jk-sci.com/products/s57c4x-11631 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e1f12a485b7806f1a4241c27b39b946.jpg?v=1791721419 Ceftriaxone Sodium EP Impurity A, 90.40% | 92143-31-2 Ceftriaxone Sodium EP Impurity A|C4X-11631|92143-31-2 https://www.jk-sci.com/products/s57c4x-116339 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_632e8d09-58f9-4345-a87f-9aa5ddf67174.png?v=1791721403 Ceftriaxone Impurity 39, 99.60% Ceftriaxone Impurity 39|C4X-116339 https://www.jk-sci.com/products/s57c4x-11648 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/228618_a92f649e-cfb0-4699-9c74-9c28afa2a542.png?v=1791721358 Oxcarbazepine EP Impurity F, 92.80% | 28721-08-6 Oxcarbazepine EP Impurity F|C4X-11648|28721-08-6 https://www.jk-sci.com/products/s57c4x-116411 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/352958_5723561b-476f-4ddf-bb02-8d1261e52160.png?v=1791721393 Oxcarbazepine Impurity 11, 97.60% | 494-19-9 Oxcarbazepine Impurity 11|C4X-116411|494-19-9 https://www.jk-sci.com/products/s57c4x-116427 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a8006ab292ef443e8bad6a3172766d5d.jpg?v=1791721376 Oxcarbazepine Impurity 27, 100.00% | 4014-77-1 Oxcarbazepine Impurity 27|C4X-116427|4014-77-1 https://www.jk-sci.com/products/s57c4x-116526 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ab66d1847d4598d47b71b92b5f79e798.jpg?v=1791721333 Dexamethasone Sodium Phosphate Impurity B, 96.40% | 360-63-4 Dexamethasone Sodium Phosphate Impurity B|C4X-116526|360-63-4 https://www.jk-sci.com/products/s57c4x-116534 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/628022_658746a9-ec4c-43e9-b90b-8b49d19edfa4.png?v=1791721318 Dexamethasone 17-Formyloxy-17-Acid, 95.50% | 473273-04-0 Dexamethasone 17-Formyloxy-17-Acid|C4X-116534|473273-04-0 https://www.jk-sci.com/products/s57c4x-11663 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f548e79171e04f5eef04bcecb2834b4c.jpg?v=1791721266 Sodium Valproate EP Impurity C, 96.50% | 62391-99-5 Sodium Valproate EP Impurity C|C4X-11663|62391-99-5 https://www.jk-sci.com/products/s57c4x-11656 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/421072_51f726dd-866d-4f6b-8ec1-ca286cb04e43.png?v=1791721302 Dexamethasone EP Impurity F, 96.00% | 382-67-2 Dexamethasone EP Impurity F|C4X-11656|382-67-2 https://www.jk-sci.com/products/s57c4x-116647 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/158694_1c5cbbf8-9e1b-4e95-b908-2ed860fc0866.png?v=1791721248 Valproate Impurity 47, 98.90% | 6065-63-0 Valproate Impurity 47|C4X-116647|6065-63-0 https://www.jk-sci.com/products/s57c4x-116610 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/28f3c7de81c1a17589cf4953ba384adb.jpg?v=1791721284 Sodium Valproate EP Impurity G, 96.00% | 52061-73-1 Sodium Valproate EP Impurity G|C4X-116610|52061-73-1 https://www.jk-sci.com/products/s57c4x-116665 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_38f71729-0970-4729-9523-9984a3069365.png?v=1791721234 Valproate Impurity 65, 90.80% Valproate Impurity 65|C4X-116665 https://www.jk-sci.com/products/s57c4x-116711 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33c4db492d5ed06cc168d3751d67623d.jpg?v=1791721218 Bedaquiline Impurity 11, 94.80% | 5409-58-5 Bedaquiline Impurity 11|C4X-116711|5409-58-5 https://www.jk-sci.com/products/s57c4x-11678 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/91e86f085f460c4b6979f6b848acb5e7.jpg?v=1791721206 Bedaquiline Impurity 8, 98.50% | 2122862-01-3 Bedaquiline Impurity 8|C4X-11678|2122862-01-3 https://www.jk-sci.com/products/a019456130 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ad82fbc0-45a7-4814-b698-ef5ecb441acc.png?v=1791756960 0.1%DEPC处理水 0.1%DEPC处理水|9456130 https://www.jk-sci.com/products/s57c4x-1169199 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/58a17f5c6def80fe9874d836ed6d28ba.jpg?v=1791721175 Rosuvastatin dehydroanaloge, 98.80% | 2290571-51-4 Rosuvastatin dehydroanaloge|C4X-1169199|2290571-51-4 https://www.jk-sci.com/products/s57c4x-117611 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e35c8356ed84531a752d5a4e0aa42401.jpg?v=1791721116 Salbutamol EP Impurity E, 97.00% | 24085-03-8 Salbutamol EP Impurity E|C4X-117611|24085-03-8 https://www.jk-sci.com/products/s57c4x-116910 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_60f9902d-1922-46b5-88ad-0212c472296c.png?v=1791721188 Rosuvastatin EP Impurity J (Sodium Salt), 91.20% Rosuvastatin EP Impurity J (Sodium Salt)|C4X-116910 https://www.jk-sci.com/products/s57c4x-116983 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/138177_5093d870-d99d-4a44-a465-52d10f4c7800.png?v=1791721142 Rosuvastatin Impurity 83, 99.90% | 147118-36-3 Rosuvastatin Impurity 83|C4X-116983|147118-36-3 https://www.jk-sci.com/products/s57c4x-116961 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/218876_f0f8e4df-82e0-4b3b-900f-5d81ef6f8b7f.png?v=1791721149 Rosuvastatin Impurity 61, 88.70% | 124752-23-4 Rosuvastatin Impurity 61|C4X-116961|124752-23-4 https://www.jk-sci.com/products/s57c4x-11767 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/792364_35f85a4e-32cb-4008-9b91-1d1e17f55bc5.png?v=1791721077 Salbutamol EP Impurity I, 99.60% | 56796-66-8 Salbutamol EP Impurity I|C4X-11767|56796-66-8 https://www.jk-sci.com/products/s57c4x-117623 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8eb3750115da6a8f99e11e8b39a3bfff.jpg?v=1791721090 Salbutamol EP impurity N, 90.50% | 149222-15-1 Salbutamol EP impurity N|C4X-117623|149222-15-1 https://www.jk-sci.com/products/s57c4x-116947 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_87af94b6-6125-4a5f-993f-63f1b32cedef.png?v=1791721158 Rosuvastatin Impurity 47, Purity: 98.2% Rosuvastatin Impurity 47|C4X-116947 https://www.jk-sci.com/products/s57c4x-1175 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f41396853b968179edb96850df3b335e.jpg?v=1791721130 Macitentan, 99.50% | 441798-33-0 Macitentan|C4X-1175|441798-33-0 https://www.jk-sci.com/products/s57c4x-117616 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/986d9e9a7c8d22120e069cffd3d8ca1b.jpg?v=1791721101 Salbutamol EP Impurity F, 94.10% | 147663-30-7 Salbutamol EP Impurity F|C4X-117616|147663-30-7 https://www.jk-sci.com/products/s57c4x-1176139 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4de112f2-398b-476a-9709-a2d57a01966c.png?v=1791721107 Salbutamol Impurity 139 HCl, Purity: 95.5% Salbutamol Impurity 139 HCl|C4X-1176139 https://www.jk-sci.com/products/s57c4x-117632 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42714eae9222ace018ec3805e3477fc3.jpg?v=1791721082 Salbutamol EP Impurity A, 95.80% | 870076-72-5 Salbutamol EP Impurity A|C4X-117632|870076-72-5 https://www.jk-sci.com/products/s57c4x-117527 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_56d9c29a-7442-4494-8d76-57de0cf81613.png?v=1791721125 Macitentan Impurity 27, 99.60% Macitentan Impurity 27|C4X-117527 https://www.jk-sci.com/products/s57c4x-117688 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f1c0ee28fa4919750bc0bc93e7573bf1.jpg?v=1791721068 Salbutamol Impurity 88, 87.80% | 156339-89-8 Salbutamol Impurity 88|C4X-117688|156339-89-8 https://www.jk-sci.com/products/s57c4x-117722 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d030c605f6d6018d8b0bd1ae50153db9.jpg?v=1791721048 Hydrochlorothiazide Impurity 22, 94.70% | 63779-86-2 Hydrochlorothiazide Impurity 22|C4X-117722|63779-86-2 https://www.jk-sci.com/products/s57c4x-117811 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1024594_231b8bba-8632-448a-b823-5dc90bc7bbce.png?v=1791721038 Olanzapine Impurity 11, 90.50% | 1017241-36-9 Olanzapine Impurity 11|C4X-117811|1017241-36-9 https://www.jk-sci.com/products/s57c4x-117821 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/508646_02abf970-fd86-4c17-b5a2-e1a60a674b11.png?v=1791721029 Olanzapine Impurity 21, Purity: 98.7% | 60091-87-4 Olanzapine Impurity 21|C4X-117821|60091-87-4 https://www.jk-sci.com/products/s57c4x-11785 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/560200_e86ccde3-4e7c-46ad-8adf-54b1f696fcaa.png?v=1791721024 Olanzapine Impurity 5, 98.70% | 138564-60-0 Olanzapine Impurity 5|C4X-11785|138564-60-0 https://www.jk-sci.com/products/s57c4x-118110 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622191_33fc8078-c625-4551-8317-f7cc37e33fda.png?v=1791721012 Eslicarbazepine, 97.70% | 104746-04-5 Eslicarbazepine|C4X-118110|104746-04-5 https://www.jk-sci.com/products/s57c4x-118131 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b6564dab-71e4-4477-8965-d7bbc630c2dd.png?v=1791721003 Carbamazepine Impurity 31, 99.90% Carbamazepine Impurity 31|C4X-118131 https://www.jk-sci.com/products/s57c4x-11819 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/169f98785f9663f9f6459a15efbaacc4.jpg?v=1791720990 Bedaquiline Impurity 9, 98.90% | 791633-38-0 Bedaquiline Impurity 9|C4X-11819|791633-38-0 https://www.jk-sci.com/products/s57c4x-118375 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ed00cb38-0aaa-4ae0-a609-c1daea387c2f.png?v=1791720964 Terbutaline Impurity 75, Purity: 99.9% Terbutaline Impurity 75|C4X-118375 https://www.jk-sci.com/products/s57c4x-118334 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05299bf90436fe6acdf58a238ab579ea.jpg?v=1791720980 Terbutaline Impurity 34, 91.70% | 28924-18-7 Terbutaline Impurity 34|C4X-118334|28924-18-7 https://www.jk-sci.com/products/s57c4x-11863 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fa6fd4fa27aef4ee2d4e7df0b5a74109_75b4c937-89b1-4f49-933a-b9ab113a7360.jpg?v=1791720948 Repaglinide EP Impurity C N-acetyl-glutarate, 97.90% | 219921-94-5 Repaglinide EP Impurity C N-acetyl-glutarate|C4X-11863|219921-94-5 https://www.jk-sci.com/products/s57c4x-11861 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e9f372ea920b3ecd5b3838065dd130e8.jpg?v=1791720953 Repaglinide EP Impurity A, 100.00% | 220438-80-2 Repaglinide EP Impurity A|C4X-11861|220438-80-2 https://www.jk-sci.com/products/s57c4x-11872 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b3d3082d51b81a2aaefacee145ba002a.jpg?v=1791720935 Tamsulosin EP Impurity B, 98.50% | 112101-81-2 Tamsulosin EP Impurity B|C4X-11872|112101-81-2 https://www.jk-sci.com/products/s57c4x-118742 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/315068_852e4939-b426-45b5-bb4d-59df92ffe15f.png?v=1791720926 Tamsulosin Impurity 42, Purity: 99.8% | 94-71-3 Tamsulosin Impurity 42|C4X-118742|94-71-3 https://www.jk-sci.com/products/s57c4x-11876 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/223659_4eb8624a-a5eb-4346-b5f0-82552588d901.png?v=1791720914 Tamsulosin EP Impurity F, 93.00% | 6781-17-5 Tamsulosin EP Impurity F|C4X-11876|6781-17-5 https://www.jk-sci.com/products/s57c4x-118834 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3a702b72-2428-4053-87fb-c5beed19ab36.png?v=1791720891 N-Nitrosodemethyl Chlorphenamine, 97.20% N-Nitrosodemethyl Chlorphenamine|C4X-118834 https://www.jk-sci.com/products/s57c4x-118816 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93bd8809062b69621d71449ecd634777.jpg?v=1791720908 Chlorpheniramine Impurity 16, Purity: 99.5% | 73775-50-5 Chlorpheniramine Impurity 16|C4X-118816|73775-50-5 https://www.jk-sci.com/products/s57c4x-118822 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/546847_35167c96-44f9-42cc-9e50-90209adc7a6d.png?v=1791720900 Chlorphenamine Impurity 22, 99.30% | 4584-46-7 Chlorphenamine Impurity 22|C4X-118822|4584-46-7 https://www.jk-sci.com/products/s57c4x-11889 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4bb29f8ae7c2613abc23f281dfb9e71c.jpg?v=1791720879 Chlorphenamine EP Impurity C, 90.50% | 20619-12-9 Chlorphenamine EP Impurity C|C4X-11889|20619-12-9 https://www.jk-sci.com/products/s57c4x-119038 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/491391_b4954beb-ff5d-4f1a-a48d-9e45ef45f763.png?v=1791720872 Captopril Impurity 38, 96.50% | 344-25-2 Captopril Impurity 38|C4X-119038|344-25-2 https://www.jk-sci.com/products/s57c4x-119131 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a57d360f4a36e7d198901ab566b0b992.jpg?v=1791720862 Apatinib-d8 Hydrochloride | 2468771-44-8 Apatinib-d8 Hydrochloride|C4X-119131|2468771-44-8 https://www.jk-sci.com/products/s57c4x-119322 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/421463_aff7a00a-0040-4503-872a-af1c946360b7.png?v=1791720852 Cefepime, 94.50% | 88040-23-7 Cefepime|C4X-119322|88040-23-7 https://www.jk-sci.com/products/s57c4x-11936 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_00a15a94-17f3-43be-b6ae-ed67ebb21467.png?v=1791720845 Cefepime EP Impurity F, 90.50% Cefepime EP Impurity F|C4X-11936 https://www.jk-sci.com/products/a01945898 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/517355_6389badf-4267-42d1-bcd1-c96b0656b989.png?v=1791756917 4-Fluoro-1,3-dioxolan-2-one, 98% | 114435-02-8 4-Fluoro-1,3-dioxolan-2-one, 98%|945898|114435-02-8 https://www.jk-sci.com/products/s57c4x-11944 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8ba5ef9fd5b4c2a92bb5eef2bbc50e67.jpg?v=1791720841 Lamivudine EP Impurity A(2R,5S)Monomer, 96.70% | 173829-09-9 Lamivudine EP Impurity A(2R,5S)Monomer|C4X-11944|173829-09-9 https://www.jk-sci.com/products/s57c4x-11949 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/460388_db51b8ae-f7fd-47d1-86e8-1788e3ca8839.png?v=1791720836 Lamivudine EP Impurity F, 99.90% | 66-22-8 Lamivudine EP Impurity F|C4X-11949|66-22-8 https://www.jk-sci.com/products/s57c4x-119513 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/283382_2ef0af1c-cc36-426b-a5db-61946c360b51.png?v=1791720826 D-Alfa-Tocopherol Acetate, 99.10% | 58-95-7 D-Alfa-Tocopherol Acetate|C4X-119513|58-95-7 https://www.jk-sci.com/products/s57c4x-119520 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/569826_48a364bc-35b3-4967-b411-c99832d0ef38.png?v=1791720825 Tocopherol Impurity 20, 99.00% | 7695-91-2 Tocopherol Impurity 20|C4X-119520|7695-91-2 https://www.jk-sci.com/products/s57c4x-11971 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/739fb28888569e124ad67e0b36ce4adf.jpg?v=1791720819 Sodium Fusidate EP Impurity A, 95.70% | 80445-74-5 Sodium Fusidate EP Impurity A|C4X-11971|80445-74-5 https://www.jk-sci.com/products/s57c4x-119719 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/04896f45acf7e164b1c7fd7150495550.jpg?v=1791720808 Sodium Fusidate EP Impurity O Sodium Salt, 92.60% | 55601-53-1 Sodium Fusidate EP Impurity O Sodium Salt|C4X-119719|55601-53-1 https://www.jk-sci.com/products/s57c4x-119711 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e6558f120f578a20c925c00e327dfad.jpg?v=1791720814 Sodium Fusidate EP Impurity K, 94.10% | 4701-54-6 Sodium Fusidate EP Impurity K|C4X-119711|4701-54-6 https://www.jk-sci.com/products/s57c4x-11973 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_265be588-385c-47cd-a44f-0e6d95eac128.png?v=1791720803 Sodium Fusidate EP Impurity C, 90.90% Sodium Fusidate EP Impurity C|C4X-11973 https://www.jk-sci.com/products/s57c4x-11975 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_88dbc356-91cf-4126-b238-3ae734f8c652.png?v=1791720801 Sodium Fusidate EP Impurity E, 93.40% Sodium Fusidate EP Impurity E|C4X-11975 https://www.jk-sci.com/products/s57c4x-119713 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/51ca4a705849f1c8b72ed3d1da96a76a.jpg?v=1791720814 Sodium Fusidate EP Impurity M, 98.60% | 1013937-16-0 Sodium Fusidate EP Impurity M|C4X-119713|1013937-16-0 https://www.jk-sci.com/products/s57c4x-11977 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a31eae53075ec3c1d8e53aefb8a89608.jpg?v=1791720797 Sodium Fusidate EP Impurity G, 99.80% | 4680-37-9 Sodium Fusidate EP Impurity G|C4X-11977|4680-37-9 https://www.jk-sci.com/products/s57c4x-1198 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e8ceaababff7b0e8f5d5c1dda731021e.jpg?v=1791720792 Eltrombopag Olamine, Purity: 100.0% | 496775-62-3 Eltrombopag Olamine|C4X-1198|496775-62-3 https://www.jk-sci.com/products/a01946066 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4d0ae5c00c78917693814bce30819dd7.jpg?v=1791756901 2-Chloro-6-methoxyisonicotinic acid, 97% | 6313-51-5 2-Chloro-6-methoxyisonicotinic acid, 97%|946066|6313-51-5 https://www.jk-sci.com/products/s57c4x-119810 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_aaf29e0e-da3a-4547-96d0-23d8f19707f7.png?v=1791720786 Eltrombopag Impurity 10, 87.70% Eltrombopag Impurity 10|C4X-119810 https://www.jk-sci.com/products/s57c4x-119811 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/422877971a7a283f6dbddd561df66b3d.jpg?v=1791720780 Eltrombopag, 99.50% | 496775-61-2 Eltrombopag|C4X-119811|496775-61-2 https://www.jk-sci.com/products/a01946227 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/364135.png?v=1791756892 6,7-Dimethoxy-4-methylcoumarin, 98% | 4281-40-7 6,7-Dimethoxy-4-methylcoumarin, 98%|946227|4281-40-7 https://www.jk-sci.com/products/s57c4x-11982 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc4ccd8a91b9b37375479f70420fc785.jpg?v=1791720775 Eltrombopag Methyl Ester, Purity: 100.0% | 1246929-01-0 Eltrombopag Methyl Ester|C4X-11982|1246929-01-0 https://www.jk-sci.com/products/s57c4x-119842 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0659f3de84e7899ada333fa8b797c2e3_1100ba65-5c2a-4986-a45b-1e129b0b2913.jpg?v=1791720775 Eltrombopag Impurity 42, Purity: 99.4% | 612-87-3 Eltrombopag Impurity 42|C4X-119842|612-87-3 https://www.jk-sci.com/products/s57c4x-119863 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/407422_c4d7c732-7a18-4325-b717-8b7a37c5a0ae.png?v=1791720766 Eltrombopag Impurity 63 HCl, Purity: 97.0% | 60481-51-8 Eltrombopag Impurity 63 HCl|C4X-119863|60481-51-8 https://www.jk-sci.com/products/s57c4x-11987 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7f0bbeb940331d9bfa70fca5c885ded5.jpg?v=1791720767 Eltrombopag Impurity 7, 95.50% | 1428987-69-2 Eltrombopag Impurity 7|C4X-11987|1428987-69-2 https://www.jk-sci.com/products/s57c4x-119873 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9de8ceaa-b719-47a0-a562-4a78ad8832f8.png?v=1791720760 Eltrombopag Impurity 73, 96.90% Eltrombopag Impurity 73|C4X-119873 https://www.jk-sci.com/products/s57c4x-11994 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1ce3fdd38296255b6fec08186c64941_f12ee6db-59ad-4315-9ec7-150b983f9e33.jpg?v=1791720740 Simvastatin EP Impurity D, 90.80% | 476305-24-5 Simvastatin EP Impurity D|C4X-11994|476305-24-5 https://www.jk-sci.com/products/s57c4x-11989 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_460fbac2-a999-4137-a672-f144dad6804e.png?v=1791720752 Eltrombopag Impurity 9, 99.90% Eltrombopag Impurity 9|C4X-11989 https://www.jk-sci.com/products/s57c4x-11992 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/632770.png?v=1791720751 Simvastatin EP Impurity B, 94.40% | 145576-25-6 Simvastatin EP Impurity B|C4X-11992|145576-25-6 https://www.jk-sci.com/products/s57c4x-119881 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8ab67d0f-b2b8-492f-93f7-6b603a368cdf.png?v=1791720756 Eltrombopag Impurity 81, Purity: 99.7% Eltrombopag Impurity 81|C4X-119881 https://www.jk-sci.com/products/s57c4x-119927 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/410d1655e1cf4838a25e9cd4bc886f35.jpg?v=1791720745 Simvastatin Impurity 27, 93.70% | 132487-01-5 Simvastatin Impurity 27|C4X-119927|132487-01-5 https://www.jk-sci.com/products/s57c4x-11996 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/920277_48006e03-f4aa-4d4a-abdc-5188af3be2a4.png?v=1791720736 Simvastatin EP Impurity F, 98.80% | 79952-44-6 Simvastatin EP Impurity F|C4X-11996|79952-44-6 https://www.jk-sci.com/products/s57c4x-12002 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bccb5f4c623047c8aa1a955861c88dc6.jpg?v=1791720731 1-Pentanone, 5-methoxy-1-[4-(trifluoromethyl) phenyl] -, oxime, Purity: 98.2% | 61747-22-6 1-Pentanone, 5-methoxy-1-[4-(trifluoromethyl) phenyl] -, oxime|C4X-12002|61747-22-6 https://www.jk-sci.com/products/s57c4x-120141 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc6632533f93f9dc905a0fb9eb7410d3.jpg?v=1791720721 Cefotaxime open ring lactone, 91.70% | 75679-12-8 Cefotaxime open ring lactone|C4X-120141|75679-12-8 https://www.jk-sci.com/products/s57c4x-12012 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fc1d8f373c0e11cd4e0dfc0a1161c71e.jpg?v=1791720726 Cefotaxime EP Impurity B, 88.10% | 66340-28-1 Cefotaxime EP Impurity B|C4X-12012|66340-28-1 https://www.jk-sci.com/products/s57c4x-12013 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/637d485753292e0894a8f3b1be103aaf.jpg?v=1791720728 Cefotaxime EP Impurity C, 93.50% | 66403-32-5 Cefotaxime EP Impurity C|C4X-12013|66403-32-5 https://www.jk-sci.com/products/s57c4x-12021 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/40f3a56325ec5d85e7e132f3b277fe6b.jpg?v=1791720715 Melitracen Impurity 1, 98.20% | 85118-29-2 Melitracen Impurity 1|C4X-12021|85118-29-2 https://www.jk-sci.com/products/s57c4x-12025 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/442146.png?v=1791720710 Melitracen Impurity 5, Purity: 99.2% | 111-18-2 Melitracen Impurity 5|C4X-12025|111-18-2 https://www.jk-sci.com/products/s57c4x-120212 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ae7b0d60-29bf-4e5b-ad38-e2d9e86c31a1.png?v=1791720715 Melitracen Impurity 12, Purity: 98.9% Melitracen Impurity 12|C4X-120212 https://www.jk-sci.com/products/s57c4x-120320 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9e82f872ec81a0f557201562274d126c.jpg?v=1791720702 Bupropion Impurity 20, Purity: 98.8% | 1346603-00-6 Bupropion Impurity 20|C4X-120320|1346603-00-6 https://www.jk-sci.com/products/s57c4x-120313 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7d19b85ce64dd137dc49fef0459066d.jpg?v=1791720704 Bupropion Impurity 13 HCl, 99.00% | 2227990-16-9 Bupropion Impurity 13 HCl|C4X-120313|2227990-16-9 https://www.jk-sci.com/products/s57c4x-120324 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b72edd1aa0782ca3cd5adcd69871d70e.jpg?v=1791720699 3-Deschloro-2-Chloro Bupropion HCl, 95.00% | 1049718-57-1 3-Deschloro-2-Chloro Bupropion HCl|C4X-120324|1049718-57-1 https://www.jk-sci.com/products/s57c4x-12033 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/76f36310fbeaa6c6dbb52c860d870d30.jpg?v=1791720694 Bupropion Impurity 3, 99.50% | 152943-33-4 Bupropion Impurity 3|C4X-12033|152943-33-4 https://www.jk-sci.com/products/ts246cs-0107365 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/614068.png?v=1791662924 7-(Trifluoromethyl)-1,2,3,4-tetrahydroquinoline, 98% | 450-62-4 7-(Trifluoromethyl)-1,2,3,4-tetrahydroquinoline|CS-0107365|450-62-4 https://www.jk-sci.com/products/s57c4x-120353 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_375e3c5e-24b6-4253-a928-82a0c2cb762b.png?v=1791720687 Bupropion Impurity 53 HCl, 99.40% Bupropion Impurity 53 HCl|C4X-120353 https://www.jk-sci.com/products/a01946307 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/07d9c39b026cecc4e70b1bf6d6516d83.jpg?v=1791756876 Ethyl 2,3,4,6-tetra-O-acetyl-1-thio-b-D-galactopyranoside, 95% | 55722-49-1 Ethyl 2,3,4,6-tetra-O-acetyl-1-thio-b-D-galactopyranoside, 95%|946307|55722-49-1 https://www.jk-sci.com/products/s57c4x-120441 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/263922_e26e4f37-7bcf-4da1-b7f9-1b9bcd789b39.png?v=1791720680 Cefotiam Impurity 41, Purity: 99.9% | 61607-68-9 Cefotiam Impurity 41|C4X-120441|61607-68-9 https://www.jk-sci.com/products/s57c4x-12081 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4357b6802331de8bafd9e4be32117f6b.jpg?v=1791720669 Posaconazole Impurity 1, 99.00% | 2243786-01-6 Posaconazole Impurity 1|C4X-12081|2243786-01-6 https://www.jk-sci.com/products/s57c4x-12055 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a11c834cdb7e413fa3d29c0689a31155.jpg?v=1791720671 Tazobactam Impurity 5, Purity: 95.7% | 89789-07-1 Tazobactam Impurity 5|C4X-12055|89789-07-1 https://www.jk-sci.com/products/s57c4x-1208119 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ad66d990e8affd620baf54747e5187c2.jpg?v=1791720666 Posaconazole Impurity 119, 97.90% | 2243786-03-8 Posaconazole Impurity 119|C4X-1208119|2243786-03-8 https://www.jk-sci.com/products/s57c4x-120535 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c1b09bf6fcb43fd557c9ec17cde26594.jpg?v=1791720678 Tazobactam Impurity 35, Purity: 98.6% | 125949-72-6 Tazobactam Impurity 35|C4X-120535|125949-72-6 https://www.jk-sci.com/products/s57c4x-1208122 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7ab0a326b33c0de8565533b49a6da77.jpg?v=1791720660 Posaconazole Impurity 122, 96.20% | 687132-01-0 Posaconazole Impurity 122|C4X-1208122|687132-01-0 https://www.jk-sci.com/products/s57c4x-120815 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3520844ca21e18f8f666de296ba7cc68.jpg?v=1791720661 Posaconazole Impurity 15(S,S,S,S), 98.90% | 1246391-73-0 Posaconazole Impurity 15(S,S,S,S)|C4X-120815|1246391-73-0 https://www.jk-sci.com/products/s57c4x-120816 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/33b4bd7191d8af78db4abec325130490.jpg?v=1791720655 Posaconazole Impurity 16(S,R,S,S), 98.50% | 213381-02-3 Posaconazole Impurity 16(S,R,S,S)|C4X-120816|213381-02-3 https://www.jk-sci.com/products/s57c4x-1208170 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_6ab80ed2-4ed8-49c9-b529-e118f829b923.png?v=1791720650 Posaconazole Impurity 170, Purity: 98.8% Posaconazole Impurity 170|C4X-1208170 https://www.jk-sci.com/products/s57c4x-1208175 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0fa5b58be5776822b92d33921a2d1a4b.jpg?v=1791720648 Posaconazole Impurity 175, 95.40% | 169265-99-0 Posaconazole Impurity 175|C4X-1208175|169265-99-0 https://www.jk-sci.com/products/s57c4x-1208182 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9247a001-91d0-4444-b819-b68da2ec181b.png?v=1791720644 Posaconazole Impurity 82, Purity: 95.5% Posaconazole Impurity 82|C4X-1208182 https://www.jk-sci.com/products/s57c4x-1208196 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8aaa808f-3304-4483-ac46-ea9671631875.png?v=1791720639 Posaconazole Impurity 196, 91.40% Posaconazole Impurity 196|C4X-1208196 https://www.jk-sci.com/products/s57c4x-12082 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/325e329a7eca40e15615eba50fc2b69f.jpg?v=1791720640 Posaconazole Impurity 2, 99.20% | 2243786-00-5 Posaconazole Impurity 2|C4X-12082|2243786-00-5 https://www.jk-sci.com/products/s57c4x-120821 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8562fe89cabc3bf6929b1b9a8ad53806.jpg?v=1791720634 Posaconazole Impurity 21(R,R,S,R), 99.40% | 171228-50-5 Posaconazole Impurity 21(R,R,S,R)|C4X-120821|171228-50-5 https://www.jk-sci.com/products/a01946828 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/148309.png?v=1791756847 Benzyl phenyl sulfide, 98% | 831-91-4 Benzyl phenyl sulfide, 98%|946828|831-91-4 https://www.jk-sci.com/products/s57c4x-120827 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_481c4a19-d141-4256-a4d0-2a33471874d5.png?v=1791720624 Posaconazole Impurity 27, 93.10% Posaconazole Impurity 27|C4X-120827 https://www.jk-sci.com/products/s57c4x-12084 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8929cb776b4eee9c8d8f0de68b214a94.jpg?v=1791720625 Posaconazole Impurity 4, 99.30% | 184177-83-1 Posaconazole Impurity 4|C4X-12084|184177-83-1 https://www.jk-sci.com/products/s57c4x-120842 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/05199c45b5b793295b7e2da3086b07a4.jpg?v=1791720618 Posaconazole Impurity 42, 98.90% | 357189-96-9 Posaconazole Impurity 42|C4X-120842|357189-96-9 https://www.jk-sci.com/products/s57c4x-120844 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2ca5d7883ba6b72e2e083d0f35a2a1f8.jpg?v=1791720613 Posaconazole Impurity 44, Purity: 99.5% | 357189-97-0 Posaconazole Impurity 44|C4X-120844|357189-97-0 https://www.jk-sci.com/products/s57c4x-120848 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b8b1a92e2ba989be092edcfef560d77f.jpg?v=1791720607 Posaconazole Impurity 48, 97.50% | 1902954-03-3 Posaconazole Impurity 48|C4X-120848|1902954-03-3 https://www.jk-sci.com/products/s57c4x-120851 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2261e156f75c5a2c9e8ac36dd2ecbb73.jpg?v=1791720601 Posaconazole Impurity 51, 91.30% | 357189-94-7 Posaconazole Impurity 51|C4X-120851|357189-94-7 https://www.jk-sci.com/products/s57c4x-120854 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2f3dd2d8b5d7b675b4d0c98bb4f99cdd.jpg?v=1791720594 Posaconazole Impurity 54(R,S,S,S), 99.70% | 2243785-96-6 Posaconazole Impurity 54(R,S,S,S)|C4X-120854|2243785-96-6 https://www.jk-sci.com/products/a01946846 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c6570b304b77a6f08668c4333706073c.jpg?v=1791756846 Triethylene Glycol 2-Bromoethyl Methyl Ether, 95% | 110429-45-3 Triethylene Glycol 2-Bromoethyl Methyl Ether, 95%|946846|110429-45-3 https://www.jk-sci.com/products/s57c4x-120858 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_168c3717-3bb4-44f2-9f09-dddaaa6184d1.png?v=1791720589 Posaconazole Impurity 58, 98.60% Posaconazole Impurity 58|C4X-120858 https://www.jk-sci.com/products/s57c4x-120874 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/265e0cc3f508bc13b834fdef3f99c496.jpg?v=1791720588 Posaconazole Impurity 74, 99.70% | 170985-86-1 Posaconazole Impurity 74|C4X-120874|170985-86-1 https://www.jk-sci.com/products/s57c4x-120880 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bca3cc5db430ed8fe90dba8a17cc53c6.jpg?v=1791720583 Posaconazole Impurity 80, Purity: 98.3% | 1488301-79-6 Posaconazole Impurity 80|C4X-120880|1488301-79-6 https://www.jk-sci.com/products/s57c4x-12089 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_26cde565-b927-4cba-b036-79d4f9501440.png?v=1791720581 Posaconazole Impurity 9, 95.80% Posaconazole Impurity 9|C4X-12089 https://www.jk-sci.com/products/s57c4x-12101 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8e4ff5134a9163b9db4e962103473030.jpg?v=1791720577 Cefdinir CP Impurity A, 74.30% | 1450758-21-0 Cefdinir CP Impurity A|C4X-12101|1450758-21-0 https://www.jk-sci.com/products/s57c4x-121018 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0bae79d6cfdf25c9fd16a97165e9b8ad.jpg?v=1791720571 Cefdinir CP Impurity R, 92.90% | 178601-88-2 Cefdinir CP Impurity R|C4X-121018|178601-88-2 https://www.jk-sci.com/products/a01947085 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/104985.png?v=1791756838 N-(tert-Butoxycarbonyloxy)succinimide, 98% | 13139-12-3 N-(tert-Butoxycarbonyloxy)succinimide, 98%|947085|13139-12-3 https://www.jk-sci.com/products/s57c4x-121023 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_b4e55c38-454d-44fd-989f-fe18841561be.png?v=1791720566 Cefdinir CP Impurity F, 90.60% Cefdinir CP Impurity F|C4X-121023 https://www.jk-sci.com/products/s57c4x-12103 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288fc8f3f5769506adaf4736d8582f32.jpg?v=1791720564 Cefdinir CP Impurity O, 91.10% | 79350-10-0 Cefdinir CP Impurity O|C4X-12103|79350-10-0 https://www.jk-sci.com/products/s57c4x-121040 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/94631999814c0f64547ae15d6d326f25.jpg?v=1791720558 Cefdinir Impurity 40, 90.40% | 1330164-22-1 Cefdinir Impurity 40|C4X-121040|1330164-22-1 https://www.jk-sci.com/products/s57c4x-12105 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/66dce0ef5b14bae0b6a98694cba2d8eb.jpg?v=1791720558 Cefdinir CP Impurity T&U, 86.30% | 178949-04-7 Cefdinir CP Impurity T&U|C4X-12105|178949-04-7 https://www.jk-sci.com/products/s57c4x-121053 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/977aa75e7b481a5643adecc50d64a2ba.jpg?v=1791720548 Cefdinir Impurity 53, Purity: 91.0% | 178422-40-7 Cefdinir Impurity 53|C4X-121053|178422-40-7 https://www.jk-sci.com/products/s57c4x-12108 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2007894e82010308bf8cc273ef068a9d.jpg?v=1791720547 Cefdinir CP Impurity D, 92.50% | 934986-48-8 Cefdinir CP Impurity D|C4X-12108|934986-48-8 https://www.jk-sci.com/products/a01947089 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/aa5591215cffefde88ed08c0e9543650.jpg?v=1791756835 (2-Hydroxyphenyl)diphenylphosphine, 97% | 60254-10-6 (2-Hydroxyphenyl)diphenylphosphine, 97%|947089|60254-10-6 https://www.jk-sci.com/products/s57c4x-121112 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/519376.png?v=1791720541 Paracetamol EP Impurity I, 99.00% | 118-93-4 Paracetamol EP Impurity I|C4X-121112|118-93-4 https://www.jk-sci.com/products/s57c4x-112883 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0d1178e6-8d7e-499c-93fc-4b75481b7bf8.png?v=1791722405 N-Nitroso Sildenafil EP Impurity F, 94.20% N-Nitroso Sildenafil EP Impurity F|C4X-112883 https://www.jk-sci.com/products/s57c4x-113282 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/418666_8a842497-9a5e-464f-970b-383b880036f9.png?v=1791722079 Atorvastatin Impurity 82, 97.30% | 125971-96-2 Atorvastatin Impurity 82|C4X-113282|125971-96-2 https://www.jk-sci.com/products/s57c4x-1138146 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/a1219557a2225984d4a56df8dc433317.jpg?v=1791721934 Dapagliflozin Impurity 146, Purity: 96.5% | 1938090-31-3 Dapagliflozin Impurity 146|C4X-1138146|1938090-31-3 https://www.jk-sci.com/products/s57c4x-1144 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4db5e3cf6dcde4cfd1e50820cec48291.jpg?v=1791721755 Sitagliptin Phosphate, 98.60% | 654671-78-0 Sitagliptin Phosphate|C4X-1144|654671-78-0 https://www.jk-sci.com/products/s57c4x-114496 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d09a64adee95f378015eeec00afaa881_289ce0e9-0bd0-4b20-a547-6ac6963b546a.jpg?v=1791721699 Sitagliptin Impurity 96, 98.50% | 1675201-14-5 Sitagliptin Impurity 96|C4X-114496|1675201-14-5 https://www.jk-sci.com/products/a01947485 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eaac5ad8d3f8baea81f4847dac44de68.jpg?v=1791756811 7-Bromoquinolin-2(1H)-one, 97% | 99465-10-8 7-Bromoquinolin-2(1H)-one, 97%|947485|99465-10-8 https://www.jk-sci.com/products/s57c4x-114937 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/481973_ab5c78c8-8559-4f4d-a5e5-6a58bc378d48.png?v=1791721619 Cefoperazone, 96.40% | 62893-19-0 Cefoperazone|C4X-114937|62893-19-0 https://www.jk-sci.com/products/s57c4x-116013 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b12a54af0ecd0548482912bdf1f1b117.jpg?v=1791721506 Cholic Acid Impurity 13, 99.30% | 2304-92-9 Cholic Acid Impurity 13|C4X-116013|2304-92-9 https://www.jk-sci.com/products/s57c4x-116243 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3e5eb33758948dfa1922a2d96deab672_a0aec531-57b2-4bf7-894f-c6d38bb4aeec.jpg?v=1791721455 Febuxostat Impurity 43, 97.00% | 161798-03-4 Febuxostat Impurity 43|C4X-116243|161798-03-4 https://www.jk-sci.com/products/a01947660 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9349837.png?v=1791756807 N-Ethylxanthyl phthalimide, 98% | 72731-86-3 N-Ethylxanthyl phthalimide, 98%|947660|72731-86-3 https://www.jk-sci.com/products/s57c4x-116283 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_276c825a-23db-4081-a828-14d854008711.png?v=1791721423 Febuxostat Impurity 83, 99.40% Febuxostat Impurity 83|C4X-116283 https://www.jk-sci.com/products/s57c4x-116431 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e1044b25-c490-410e-87d0-a0b637051bab.png?v=1791721365 N-Nitroso Oxcarbazepine EP Impurity C, Purity: 97.3% N-Nitroso Oxcarbazepine EP Impurity C|C4X-116431 https://www.jk-sci.com/products/s57c4x-11635 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/43ba2e14709e02862c2dbf603f97f45d.jpg?v=1791721398 Ceftriaxone Sodium EP Impurity E, 92.40% | 58909-56-1 Ceftriaxone Sodium EP Impurity E|C4X-11635|58909-56-1 https://www.jk-sci.com/products/a01250721 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/250721.png?v=1791771909 16-Hexadecanolide, 97% | 109-29-5 16-Hexadecanolide, 97%|250721|109-29-5 https://www.jk-sci.com/products/s57c4x-116549 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/622223_c868926d-318a-4b8e-861d-fc94cd758d62.png?v=1791721312 Dexamethasone Phosphate, 94.00% | 312-93-6 Dexamethasone Phosphate|C4X-116549|312-93-6 https://www.jk-sci.com/products/a01250893 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/250893.png?v=1791771909 Molybdenum boride, 99.5%, metal basis | 12006-98-3 Molybdenum boride, 99.5%, metal basis|250893|12006-98-3 https://www.jk-sci.com/products/s57c4x-11664 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/342604_944af992-6f4d-41e8-bb7c-7f2f857b880f.png?v=1791721260 Sodium Valproate EP Impurity L, 93.90% | 97-61-0 Sodium Valproate EP Impurity L|C4X-11664|97-61-0 https://www.jk-sci.com/products/a01251478 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/251478.png?v=1791771889 N-(3-Aminopropyl)-N-methylaniline, 97% | 53485-07-7 N-(3-Aminopropyl)-N-methylaniline, 97%|251478|53485-07-7 https://www.jk-sci.com/products/s57c4x-116833 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/da99ce101f9500e7b54df7457fe36488.jpg?v=1791721194 Aprepitant Impurity 33, Purity: 92.0% | 219821-37-1 Aprepitant Impurity 33|C4X-116833|219821-37-1 https://www.jk-sci.com/products/s57c4x-116922 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1a10e800ca973f3130772d8946639860_bb80f267-c122-494d-b8ec-abc56d7c625d.jpg?v=1791721167 Rosuvastatin Impurity 22, 100.00% | 355806-00-7 Rosuvastatin Impurity 22|C4X-116922|355806-00-7 https://www.jk-sci.com/products/s57c4x-11731 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/447b9ce80fb714c71c82a23bf0fcd181.jpg?v=1791721134 Acarbose EP Impurity A, 93.30% | 1013621-79-8 Acarbose EP Impurity A|C4X-11731|1013621-79-8 https://www.jk-sci.com/products/a01252446 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/252446_a5100430-8132-4bd7-9ba1-5f038e57fe37.png?v=1791771856 5-Bromo-2-fluorobenzyl alcohol, 98% | 99725-13-0 5-Bromo-2-fluorobenzyl alcohol, 98%|252446|99725-13-0 https://www.jk-sci.com/products/a01253219 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/456061.png?v=1791771817 5-Nitro-6-methyluracil, 98% | 16632-21-6 5-Nitro-6-methyluracil, 98%|253219|16632-21-6 https://www.jk-sci.com/products/a01253000 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/9c7d04c6d86e0779377149ec62ae653d.jpg?v=1791771834 Phenyl vinyl sulfone, 98% | 5535-48-8 Phenyl vinyl sulfone, 98%|253000|5535-48-8 https://www.jk-sci.com/products/s57c4x-1176155 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bc0816899cdece4dd64f6b06b0d17c8d_7894633b-595a-4a12-ab58-bcc4f34ea908.jpg?v=1791721102 Salbutamol Intermediate Impurity 55, 98.00% | 62932-94-9 Salbutamol Intermediate Impurity 55|C4X-1176155|62932-94-9 https://www.jk-sci.com/products/s57c4x-11757 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0dc3c9824e1278ec18345e0f2bcf9194.jpg?v=1791721120 Macitentan Impurity 7, 99.50% | 1433875-21-8 Macitentan Impurity 7|C4X-11757|1433875-21-8 https://www.jk-sci.com/products/s57c4x-117652 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ead317f9-401a-469a-a532-ce4275ccd3ec.png?v=1791721081 Salbutamol EP Impurity K HCl, 94.60% Salbutamol EP Impurity K HCl|C4X-117652 https://www.jk-sci.com/products/s57c4x-117712 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/fbb71639033a2ba2c5828dbe35289bf7.jpg?v=1791721057 Hydrochlorothiazide Impurity 12, 95.30% | 5250-72-6 Hydrochlorothiazide Impurity 12|C4X-117712|5250-72-6 https://www.jk-sci.com/products/s57c4x-118113 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/718344925354c73319492c0dfc60f224.jpg?v=1791721008 Carbamazepine Impurity 13, 97.70% | 75272-34-3 Carbamazepine Impurity 13|C4X-118113|75272-34-3 https://www.jk-sci.com/products/s57c4x-11855 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/303042_8a0fd0dc-b194-4e3e-b12e-0560de8d81e3.png?v=1791720958 Glutathione EP Impurity D, 75.20% | 636-58-8 Glutathione EP Impurity D|C4X-11855|636-58-8 https://www.jk-sci.com/products/a01254087 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/254087.png?v=1791771772 (S)-(+)-3-Aminopyrrolidine dihydrochloride, 98% | 116183-83-6 (S)-(+)-3-Aminopyrrolidine dihydrochloride, 98%|254087|116183-83-6 https://www.jk-sci.com/products/s57c4x-118316 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82a8115b042e681f1d20ed4d57f68267.jpg?v=1791720984 Terbutaline EP Impurity B Hemisulphate, 92.40% | 153657-83-1 Terbutaline EP Impurity B Hemisulphate|C4X-118316|153657-83-1 https://www.jk-sci.com/products/a01255333 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/255333.png?v=1791771740 2-Amino-3-methoxybenzoic acid, 97% | 3177-80-8 2-Amino-3-methoxybenzoic acid, 97%|255333|3177-80-8 https://www.jk-sci.com/products/s57c4x-11782 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e600a7346302aaddf832382c90f6bd96_7fd153e9-a442-43b2-909b-c2d7a3fc6f4e.jpg?v=1791721035 Olanzapine Ep Impurity B, 99.80% | 221176-49-4 Olanzapine Ep Impurity B|C4X-11782|221176-49-4 https://www.jk-sci.com/products/s57c4x-11882 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/294033_a7b56c1a-9bd0-4cf8-91a2-c81dc1e24ab1.png?v=1791720904 Chlorphenamine EP Impurity B, 99.50% | 1202-34-2 Chlorphenamine EP Impurity B|C4X-11882|1202-34-2 https://www.jk-sci.com/products/s57c4x-118737 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_8b67948b-6354-4bba-8a53-84fa74af205c.png?v=1791720931 Tamsulosin EP Impurity H HCl, 98.00% Tamsulosin EP Impurity H HCl|C4X-118737 https://www.jk-sci.com/products/a01254378 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/312785.png?v=1791771761 2-Methoxyphenylboronic acid, 98% | 5720-06-9 2-Methoxyphenylboronic acid, 98%|254378|5720-06-9 https://www.jk-sci.com/products/s57c4x-119118 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9df8190c-e7d1-4d29-bdd3-aebd08c05a86.png?v=1791720863 Lapatinib Impurity 18, 98.00% Lapatinib Impurity 18|C4X-119118 https://www.jk-sci.com/products/s57c4x-119514 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cb721f0e-e59d-4dd0-b250-692122a5bb53.png?v=1791720824 Tocopherol Impurity 14, 98.70% Tocopherol Impurity 14|C4X-119514 https://www.jk-sci.com/products/s57c4x-119339 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_3448b15c-6679-4439-bf8f-6fb0425960c5.png?v=1791720845 Cefepime Impurity 39, 90.20% Cefepime Impurity 39|C4X-119339 https://www.jk-sci.com/products/s57c4x-11948 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/457913_7f45dc44-4132-4b8b-8ee3-e7c91727d192.png?v=1791720835 Lamivudine EP Impurity E, 91.60% | 71-30-7 Lamivudine EP Impurity E|C4X-11948|71-30-7 https://www.jk-sci.com/products/s57c4x-11886 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1674b4456325d66eea7d919f6d8ee21b.jpg?v=1791720891 Chlorphenamine EP Impurity A, 98.70% | 1246816-57-8 Chlorphenamine EP Impurity A|C4X-11886|1246816-57-8 https://www.jk-sci.com/products/s57c4x-119710 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d86782457306f1d3ce074a771d99ce10.jpg?v=1791720820 Sodium Fusidate EP Impurity J, 95.60% | 13011-12-6 Sodium Fusidate EP Impurity J|C4X-119710|13011-12-6 https://www.jk-sci.com/products/s57c4x-119718 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7ce4e886fe8e68395594a02f144344ef.jpg?v=1791720810 Sodium Fusidate Impurity 18, 96.30% | 16391-75-6 Sodium Fusidate Impurity 18|C4X-119718|16391-75-6 https://www.jk-sci.com/products/s57c4x-11974 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_1da2b9e7-b0a9-4992-8c01-d4f39e5d01de.png?v=1791720805 Sodium Fusidate EP Impurity D, 95.40% Sodium Fusidate EP Impurity D|C4X-11974 https://www.jk-sci.com/products/s57c4x-1198100 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/437980_1328d6d4-b42e-4c92-8a97-b16891ab79bc.png?v=1791720787 Eltrombopag Impurity 100, 94.40% | 15969-09-2 Eltrombopag Impurity 100|C4X-1198100|15969-09-2 https://www.jk-sci.com/products/s57c4x-11979 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/14a2cf2035eca8d6fc97cbad0de503ed.jpg?v=1791720792 Sodium Fusidate EP Impurity I, 99.30% | 5951-83-7 Sodium Fusidate EP Impurity I|C4X-11979|5951-83-7 https://www.jk-sci.com/products/s57c4x-119837 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/325011_566ebdd6-d2de-4f2c-bbec-2e4fc8723706.png?v=1791720775 Eltrombopag Impurity 37, 98.20% | 7693-52-9 Eltrombopag Impurity 37|C4X-119837|7693-52-9 https://www.jk-sci.com/products/s57c4x-119866 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e97971c3-94e6-4ca8-a72a-d45618ebe68d.png?v=1791720765 Eltrombopag Impurity 66, 94.40% Eltrombopag Impurity 66|C4X-119866 https://www.jk-sci.com/products/s57c4x-11988 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/68cd6e5f00daeed358825b3f0b47f98e.jpg?v=1791720757 Eltrombopag Impurity 8, 99.00% | 376592-93-7 Eltrombopag Impurity 8|C4X-11988|376592-93-7 https://www.jk-sci.com/products/s57c4x-119915 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/217521_755161c3-90e3-47c1-b382-4827224b13b3.png?v=1791720751 Simvastatin EP Impurity A(Ammonium Salt), 91.10% | 139893-43-9 Simvastatin EP Impurity A(Ammonium Salt)|C4X-119915|139893-43-9 https://www.jk-sci.com/products/s57c4x-11993 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/42e02d760094d73a41f93a28b4c398d6.jpg?v=1791720746 Simvastatin EP Impurity C, 94.00% | 210980-68-0 Simvastatin EP Impurity C|C4X-11993|210980-68-0 https://www.jk-sci.com/products/s57c4x-11997 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0aa8813d13e8e9f94cfd7ec594863984.jpg?v=1791720733 Simvastatin EP Impurity G, 99.40% | 1449248-72-9 Simvastatin EP Impurity G|C4X-11997|1449248-72-9 https://www.jk-sci.com/products/s57c4x-120126 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/32949ea83e8c138d408779c9f0990d0e.jpg?v=1791720725 Cefotaxime S-Oxide, 92.60% | 97466-27-8 Cefotaxime S-Oxide|C4X-120126|97466-27-8 https://www.jk-sci.com/products/s57c4x-12016 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/69a448641b32329dbeef515d8a17ffae.jpg?v=1791720719 Cefotaxime EP Impurity F, 91.10% | 175032-97-0 Cefotaxime EP Impurity F|C4X-12016|175032-97-0 https://www.jk-sci.com/products/s57c4x-12023 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/df0a45438e775c1d8e1649611c8f1ca8.jpg?v=1791720709 Melitracen Impurity 3, 99.50% | 5447-86-9 Melitracen Impurity 3|C4X-12023|5447-86-9 https://www.jk-sci.com/products/s57c4x-120322 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/026abf3bea7342eeb07edf155a97f8de.jpg?v=1791720699 Bupropion Impurity 22, 96.20% | 2133460-43-0 Bupropion Impurity 22|C4X-120322|2133460-43-0 https://www.jk-sci.com/products/s57c4x-120347 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0ccddd4cba0aabca20f8f0e32d6d84b0.jpg?v=1791720693 Hydroxy Bupropion-d6, Purity>95% | 1216893-18-3 Hydroxy Bupropion-d6|C4X-120347|1216893-18-3 https://www.jk-sci.com/products/s57c4x-12041 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/34090f518085e6cfc50f96aa3082b708.jpg?v=1791720685 Cefotiam Impurity 1, 90.40% | 775233-43-7 Cefotiam Impurity 1|C4X-12041|775233-43-7 https://www.jk-sci.com/products/s57c4x-120537 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_a96298da-d2f8-4427-887a-c25e97a408a2.png?v=1791720673 Tazobactam Impurity 37, Purity: 97.3% Tazobactam Impurity 37|C4X-120537 https://www.jk-sci.com/products/s57c4x-120811 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c7cdcea377723fe68845649ed997dfc5.jpg?v=1791720667 Posaconazole Impurity 11, 94.90% | 159811-30-0 Posaconazole Impurity 11|C4X-120811|159811-30-0 https://www.jk-sci.com/products/s57c4x-1208199 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_9228896a-9ea1-4780-99f1-790052ea9f84.png?v=1791720640 Posaconazole Impurity 99, 99.00% Posaconazole Impurity 99|C4X-1208199 https://www.jk-sci.com/products/s57c4x-120813 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c2e829e999a6875856591414517959ff.jpg?v=1791720659 Posaconazole Impurity 13(R,R,R,R), 99.40% | 170985-61-2 Posaconazole Impurity 13(R,R,R,R)|C4X-120813|170985-61-2 https://www.jk-sci.com/products/s57c4x-120817 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e11e35e26fcfe279aae886ad336a23af.jpg?v=1791720653 Posaconazole Impurity 17(R,R,R,S), 98.20% | 171228-51-6 Posaconazole Impurity 17(R,R,R,S)|C4X-120817|171228-51-6 https://www.jk-sci.com/products/s57c4x-1208181 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0a70f0b3-2941-4070-9c44-da2c3df84ef5.png?v=1791720645 Posaconazole Impurity 81, Purity: 99.6% Posaconazole Impurity 81|C4X-1208181 https://www.jk-sci.com/products/s57c4x-1208261 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/55c9f1b69309c32a5d9faa3d3b440f47.jpg?v=1791720629 Posaconazole Impurity 261, 91.80% | 2376724-98-8 Posaconazole Impurity 261|C4X-1208261|2376724-98-8 https://www.jk-sci.com/products/s57c4x-121013 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3d4f5d03c9eb6aff9cc448a932e6dc83.jpg?v=1791720577 Cefdinir CP Impurity I&J&K&L, 92.90% | 178422-42-9 Cefdinir CP Impurity I&J&K&L|C4X-121013|178422-42-9 https://www.jk-sci.com/products/s57c4x-120852 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93f3ca175c2c568d322d833b82294b9a.jpg?v=1791720599 Posaconazole Impurity 52, 93.80% | 161532-56-5 Posaconazole Impurity 52|C4X-120852|161532-56-5 https://www.jk-sci.com/products/s57c4x-120845 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/4f10c38a1b6d77c11eca8406a6fe52fb.jpg?v=1791720612 Posaconazole Impurity 45, 96.90% | 1388148-30-8 Posaconazole Impurity 45|C4X-120845|1388148-30-8 https://www.jk-sci.com/products/s57c4x-120840 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/18c50e250aee750791a1af2d98bc2839.jpg?v=1791720619 Posaconazole Impurity 40, Purity: 97.2% | 1370190-94-5 Posaconazole Impurity 40|C4X-120840|1370190-94-5 https://www.jk-sci.com/products/s57c4x-120863 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_67a5a125-65a9-44d9-96c8-5cbb776b99d5.png?v=1791720587 Posaconazole Impurity 63, Purity: 99.0% Posaconazole Impurity 63|C4X-120863 https://www.jk-sci.com/products/s57c4x-120883 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_31d20f54-9da7-4338-88c9-1163000e31ca.png?v=1791720581 Posaconazole Impurity 83, 96.70% Posaconazole Impurity 83|C4X-120883 https://www.jk-sci.com/products/s57c4x-121029 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_977a0cb7-ef65-4522-a3cd-74f7c983af64.png?v=1791720564 Cefdinir Impurity 29, 67.50% Cefdinir Impurity 29|C4X-121029 https://www.jk-sci.com/products/s57c4x-121045 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ab55f6f6f3fbc48cb62c4b8df4c7eb1d.jpg?v=1791720558 Cefdinir USP Impurity A, 92.00% | 178949-03-6 Cefdinir USP Impurity A|C4X-121045|178949-03-6 https://www.jk-sci.com/products/s57c4x-12106 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7e8ec3a44cac357d2edbc974cbf8b794.jpg?v=1791720547 Cefdinir Impurity 6, 83.90% | 79350-14-4 Cefdinir Impurity 6|C4X-12106|79350-14-4 https://www.jk-sci.com/products/s57c4x-121115 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/505567.png?v=1791720539 Paracetamol EP Impurity N, 99.50% | 3070-86-8 Paracetamol EP Impurity N|C4X-121115|3070-86-8 https://www.jk-sci.com/products/s57c4x-121125 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/073c1c4dd3ea9f3982ef7b4212c512cd.jpg?v=1791720532 Acetaminophen Impurity 25, 94.20% | 98966-14-4 Acetaminophen Impurity 25|C4X-121125|98966-14-4 https://www.jk-sci.com/products/s57c4x-12112 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/145666.png?v=1791720535 Acetaminophen EP Impurity H, 99.60% | 2623-33-8 Acetaminophen EP Impurity H|C4X-12112|2623-33-8 https://www.jk-sci.com/products/s57c4x-121128 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b7b09015d7132b12e23c9de2f1e7a17f.jpg?v=1791720530 Paracetamol EP Impurity O, 91.90% | 2575516-61-7 Paracetamol EP Impurity O|C4X-121128|2575516-61-7 https://www.jk-sci.com/products/s57c4x-121132 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/347117.png?v=1791720527 Acetaminophen Impurity 32, 98.50% | 874-60-2 Acetaminophen Impurity 32|C4X-121132|874-60-2 https://www.jk-sci.com/products/s57c4x-12116 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/226525_0756a6d7-55fe-49a6-84cf-c71a380a75e0.png?v=1791720520 Paracetamol EP Impurity E, 99.30% | 99-93-4 Paracetamol EP Impurity E|C4X-12116|99-93-4 https://www.jk-sci.com/products/a01255539 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/288143.png?v=1791771729 3-Hydroxy-4-methoxybenzaldehyde, 99% | 621-59-0 3-Hydroxy-4-methoxybenzaldehyde, 99%|255539|621-59-0 https://www.jk-sci.com/products/s57c4x-1212 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/289085_91e10f78-283f-42f6-91fc-0f6fac64bfa0.png?v=1791720517 Ceftazidime Pentahydrate, 95.30% | 78439-06-2 Ceftazidime Pentahydrate|C4X-1212|78439-06-2 https://www.jk-sci.com/products/s57c4x-121222 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_4de85d61-407e-4493-a321-8bed4e7e0f95.png?v=1791720513 Ceftazidime Impurity 22, 90.10% Ceftazidime Impurity 22|C4X-121222 https://www.jk-sci.com/products/s57c4x-121234 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/3c371b1697b7be6f8ca1f207b9df0ff7.jpg?v=1791720507 Ceftazidime Impurity 34, 92.50% | 72820-16-7 Ceftazidime Impurity 34|C4X-121234|72820-16-7 https://www.jk-sci.com/products/s57c4x-12126 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/370699_3d72bcdb-de55-412d-b222-43d81902e28a.png?v=1791720503 Ceftazidime EP Impurity F(HCl), 98.70% | 628-13-7 Ceftazidime EP Impurity F(HCl)|C4X-12126|628-13-7 https://www.jk-sci.com/products/a01255723 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/255723_e6a51325-542c-4d8a-bd41-610f82a5a092.png?v=1791771721 Boc-alanine, 98% | 3744-87-4 Boc-alanine, 98%|255723|3744-87-4 https://www.jk-sci.com/products/s57c4x-12131 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ca91933b5c6d17263aa96510e8809acf.jpg?v=1791720497 Roxatidine Impurity 1, Purity: 97.9% | 97900-88-4 Roxatidine Impurity 1|C4X-12131|97900-88-4 https://www.jk-sci.com/products/s57c4x-12134 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/397554.png?v=1791720491 Roxatidine Impurity 4, 94.30% | 73279-04-6 Roxatidine Impurity 4|C4X-12134|73279-04-6 https://www.jk-sci.com/products/s57c4x-121321 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d5a727371be3ea53067ef257072374fa.jpg?v=1791720492 Roxatidine Impurity 21, 97.10% | 108441-34-5 Roxatidine Impurity 21|C4X-121321|108441-34-5 https://www.jk-sci.com/products/s57c4x-121344 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/489413_4b092df0-c8d3-438b-ad3c-b5d86206ea1c.png?v=1791720485 Roxatidine Impurity 44, 97.70% | 6276-54-6 Roxatidine Impurity 44|C4X-121344|6276-54-6 https://www.jk-sci.com/products/s57c4x-121355 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/161339.png?v=1791720481 Roxatidine Impurity 55, 86.70% | 100841-00-7 Roxatidine Impurity 55|C4X-121355|100841-00-7 https://www.jk-sci.com/products/s57c4x-121357 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/270573_857d18b1-8e14-4359-bb05-e0e647cf13bf.png?v=1791720480 Roxatidine Impurity 57, 91.10% | 615-18-9 Roxatidine Impurity 57|C4X-121357|615-18-9 https://www.jk-sci.com/products/s57c4x-12151 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/21fd7d0fd9c7c6a2f2164bae8d051a94.jpg?v=1791720470 Cefradine EP Impurity G(Cefalexin EP Impurity E/Cefadroxil EP Impurity H), 92.30% | 146794-70-9 Cefradine EP Impurity G(Cefalexin EP Impurity E/Cefadroxil EP Impurity H)|C4X-12151|146794-70-9 https://www.jk-sci.com/products/s57c4x-12137 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/315323.png?v=1791720475 Roxatidine Hemioxalate, 98.50% | 110925-92-3 Roxatidine Hemioxalate|C4X-12137|110925-92-3 https://www.jk-sci.com/products/a01255779 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/133274.png?v=1791771716 Ethyl 5-chloro-2-indolecarboxylate, 97% | 4792-67-0 Ethyl 5-chloro-2-indolecarboxylate, 97%|255779|4792-67-0 https://www.jk-sci.com/products/s57c4x-12153 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8b688b92de513a63f3b88743d1605ce0.jpg?v=1791720468 Cefradine EP Impurity E, 91.50% | 215172-75-1 Cefradine EP Impurity E|C4X-12153|215172-75-1 https://www.jk-sci.com/products/s57c4x-12161 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/368394.png?v=1791720462 Mifepristone Impurity 1, Purity: 95.6% | 104004-96-8 Mifepristone Impurity 1|C4X-12161|104004-96-8 https://www.jk-sci.com/products/s57c4x-12201 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/599117.png?v=1791720458 Metformin EP Impurity A, 99.90% | 461-58-5 Metformin EP Impurity A|C4X-12201|461-58-5 https://www.jk-sci.com/products/s57c4x-12202 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/384386.png?v=1791720453 Metformin EP Impurity B, 98.40% | 4405-08-7 Metformin EP Impurity B|C4X-12202|4405-08-7 https://www.jk-sci.com/products/s57c4x-12203 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/425386_79769a14-2d09-45fd-bfc6-ef9bf577d970.png?v=1791720454 Metformin EP Impurity C, 98.40% | 1985-46-2 Metformin EP Impurity C|C4X-12203|1985-46-2 https://www.jk-sci.com/products/s57c4x-1220529 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/29de8fc37c8ea81dc311ac1d2d90435d.jpg?v=1791720444 Tazobactam lmpurity 29, 98.80% | 80353-26-0 Tazobactam lmpurity 29|C4X-1220529|80353-26-0 https://www.jk-sci.com/products/s57c4x-12224 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/ea203c55d43ac1521ec337fa7b9e5bb8.jpg?v=1791720427 Calcipotriol EP Impurity D, 98.20% | 112827-99-3 Calcipotriol EP Impurity D|C4X-12224|112827-99-3 https://www.jk-sci.com/products/s57c4x-12222 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_70e7c8b4-e9ea-4390-8f55-69e1bb4020cc.png?v=1791720437 Calcipotriol EP Impurity B, 86.40% Calcipotriol EP Impurity B|C4X-12222 https://www.jk-sci.com/products/s57c4x-12209 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cb2dadcb970567a49c7b1508f3028068_3db92e1c-5057-4976-b722-ae359a941b99.jpg?v=1791720442 1-Methylbiguanide Hydrochloride, 99.80% | 1674-62-0 1-Methylbiguanide Hydrochloride|C4X-12209|1674-62-0 https://www.jk-sci.com/products/a01256041 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/113772.png?v=1791771701 4,6-Dimethyldibenzothiophene, 97% | 1207-12-1 4,6-Dimethyldibenzothiophene, 97%|256041|1207-12-1 https://www.jk-sci.com/products/a01255983 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/255983_bc2a03d0-45f9-43da-ad8d-3d57680fbb0d.png?v=1791771710 4,4'-Bis(2-sulfonatostyryl)biphenyl disodium salt, 98% | 27344-41-8 4,4'-Bis(2-sulfonatostyryl)biphenyl disodium salt, 98%|255983|27344-41-8 https://www.jk-sci.com/products/a01256641 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/258656.png?v=1791771673 6-Azauracil, 98% | 461-89-2 6-Azauracil, 98%|256641|461-89-2 https://www.jk-sci.com/products/s57c4x-1223 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1306431fc1f5dbd79ddad194cc7b2a78.jpg?v=1791720422 Netupitant, 99.30% | 290297-26-6 Netupitant|C4X-1223|290297-26-6 https://www.jk-sci.com/products/s57c4x-122421 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7291191d08f5d9fba0a1674a66741301.jpg?v=1791720417 Cefadroxil Impurity 21, 93.30% | 144790-28-3 Cefadroxil Impurity 21|C4X-122421|144790-28-3 https://www.jk-sci.com/products/s57c4x-122417 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b514c01cf7ae05a7ab7f2e069aa6ae68.jpg?v=1791720422 Cefadroxil Impurity 17, 98.30% | 700-63-0 Cefadroxil Impurity 17|C4X-122417|700-63-0 https://www.jk-sci.com/products/s57c4x-12243 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/b0f33b1f6877b9f5fd8229ff4c6c8f3b.jpg?v=1791720412 Cefadroxil EP Impurity G（Cefradine EP Impurity F/Cefalexin EP Impurity D）, 91.30% | 34876-35-2 Cefadroxil EP Impurity G（Cefradine EP Impurity F/Cefalexin EP Impurity D）|C4X-12243|34876-35-2 https://www.jk-sci.com/products/s57c4x-12252 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6c651aa69f7dc5799c4817a295713f75.jpg?v=1791720408 Trimethoprim EP Impurity B, 95.10% | 30806-86-1 Trimethoprim EP Impurity B|C4X-12252|30806-86-1 https://www.jk-sci.com/products/s57c4x-12254 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d27d5f06e3046ed31f15222628d78448.jpg?v=1791720406 Trimethoprim EP Impurity D, 95.90% | 92440-76-1 Trimethoprim EP Impurity D|C4X-12254|92440-76-1 https://www.jk-sci.com/products/s57c4x-122610 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_352848d2-925f-4701-a905-05310527009f.png?v=1791720398 Doxepin EP Impurity C HCl, Purity>95% Doxepin EP Impurity C HCl|C4X-122610 https://www.jk-sci.com/products/s57c4x-12256 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/90ca8726f95aa3fbcbd7039e9ec520cd.jpg?v=1791720402 Trimethoprim EP Impurity F, Purity: 96.6% | 16285-82-8 Trimethoprim EP Impurity F|C4X-12256|16285-82-8 https://www.jk-sci.com/products/s57c4x-12263 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/389121.png?v=1791720394 Desmethyl Doxepin HCl (Nordoxepin HCl, Mixture of Z and E Isomers), Purity>95% | 2887-91-4 Desmethyl Doxepin HCl (Nordoxepin HCl, Mixture of Z and E Isomers)|C4X-12263|2887-91-4 https://www.jk-sci.com/products/s57c4x-12272 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6fc140a27ec4a384d14df75d016e56c3.jpg?v=1791720391 Oxybuprocaine EP Impurity B, Purity: 100.0% | 23442-22-0 Oxybuprocaine EP Impurity B|C4X-12272|23442-22-0 https://www.jk-sci.com/products/s57c4x-12275 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_ef62c25b-2680-473d-abaa-1fe858606c83.png?v=1791720384 Oxybuprocaine Impurity 5, 99.90% Oxybuprocaine Impurity 5|C4X-12275 https://www.jk-sci.com/products/s57c4x-123012 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/eb5faf2229d4199993a4442252ed90ec.jpg?v=1791720380 Dexmedetomidine Impurity 12, 97.30% | 2240179-65-9 Dexmedetomidine Impurity 12|C4X-123012|2240179-65-9 https://www.jk-sci.com/products/s57c4x-12301 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/6fc956d9447a692d1269f2473f181986.jpg?v=1791720385 Dexmedetomidine Impurity 1, 96.10% | 60907-90-6 Dexmedetomidine Impurity 1|C4X-12301|60907-90-6 https://www.jk-sci.com/products/s57c4x-123016 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/c30060c53a01ec45cddfa94719becc1c_03508e50-3a8d-424c-b3f9-6b8ba7e7080a.jpg?v=1791720375 Dexmedetomidine Impurity 16, 94.50% | 60907-88-2 Dexmedetomidine Impurity 16|C4X-123016|60907-88-2 https://www.jk-sci.com/products/s57c4x-12302 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/605316_c5b241d7-c338-422a-9e9f-b5d18f903b98.png?v=1791720373 Dexmedetomidine Impurity 2, 98.40% | 5779-93-1 Dexmedetomidine Impurity 2|C4X-12302|5779-93-1 https://www.jk-sci.com/products/s57c4x-123026 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/550791_ea18a7d6-bd07-45aa-937f-145797b1541e.png?v=1791720369 Dexmedetomidine Impurity 26, Purity: 99.4% | 603-79-2 Dexmedetomidine Impurity 26|C4X-123026|603-79-2 https://www.jk-sci.com/products/s57c4x-123031 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/596309_a3ce761c-ba09-447e-a568-c50b7eb230d5.png?v=1791720364 Dexmedetomidine Impurity 31, 98.80% | 2142-71-4 Dexmedetomidine Impurity 31|C4X-123031|2142-71-4 https://www.jk-sci.com/products/a01256775 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/616685_aab46e04-7cfa-4cb2-b625-3dbd35a5c084.png?v=1791771668 3,4-Dihydroxybenzaldehyde, 98% | 139-85-5 3,4-Dihydroxybenzaldehyde, 98%|256775|139-85-5 https://www.jk-sci.com/products/s57c4x-123036 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/f4755a08a327d52515500ae586ebf82b.jpg?v=1791720359 Dexmedetomidine Impurity 36, 99.20% | 86347-14-0 Dexmedetomidine Impurity 36|C4X-123036|86347-14-0 https://www.jk-sci.com/products/s57c4x-123040 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/82270c2d2ebc2075e7c50a49b94b1ea3.jpg?v=1791720354 Dexmedetomidine Impurity 40, 98.80% | 881409-85-4 Dexmedetomidine Impurity 40|C4X-123040|881409-85-4 https://www.jk-sci.com/products/s57c4x-123054 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2d7af3cc-be1d-43c7-809e-e9f19d789bd4.png?v=1791720348 Dexmedetomidine Impurity 54, 98.90% Dexmedetomidine Impurity 54|C4X-123054 https://www.jk-sci.com/products/s57c4x-123063 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/259515.png?v=1791720343 Dexmedetomidine impurity 63, Purity: 99.8% | 32917-52-5 Dexmedetomidine impurity 63|C4X-123063|32917-52-5 https://www.jk-sci.com/products/s57c4x-123058 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/13f5c96ccd541a06efd23d63de0d9c8c.jpg?v=1791720348 Dexmedetomidine Impurity 58, Purity: 100.0% | 104175-24-8 Dexmedetomidine Impurity 58|C4X-123058|104175-24-8 https://www.jk-sci.com/products/s57c4x-123068 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24abeb3e0a56f0cd4c70af5da05b7cbb.jpg?v=1791720338 Dexmedetomidine Impurity 68, 98.90% | 86347-44-6 Dexmedetomidine Impurity 68|C4X-123068|86347-44-6 https://www.jk-sci.com/products/a01948092 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/240960.png?v=1791756765 N,N-Diisopropylaniline, 98% | 4107-98-6 N,N-Diisopropylaniline, 98%|948092|4107-98-6 https://www.jk-sci.com/products/s57c4x-12309 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/205073d3b0e3732731a48d6fb68cff78.jpg?v=1791720331 Dexmedetomidine Impurity 9, 92.40% | 2240179-63-7 Dexmedetomidine Impurity 9|C4X-12309|2240179-63-7 https://www.jk-sci.com/products/s57c4x-123220 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_5249fd43-68dc-44e0-b0e9-5d6f01dca5b1.png?v=1791720327 Emtricitabine Thioacetate, 92.00% Emtricitabine Thioacetate|C4X-123220 https://www.jk-sci.com/products/s57c4x-123238 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_cb1623bc-fbdc-44d4-ad59-8dba47b20eea.png?v=1791720322 Emtricitabine Int.Ph Impurity A, 96.90% Emtricitabine Int.Ph Impurity A|C4X-123238 https://www.jk-sci.com/products/s57c4x-123310 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/8fa530af38a404073719b668819ede03.jpg?v=1791720317 Tamoxifen EP Impurity F HCl, 99.40% | 15917-65-4 Tamoxifen EP Impurity F HCl|C4X-123310|15917-65-4 https://www.jk-sci.com/products/s57c4x-12332 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/2a6aa8e58c92000c35fefc04d84b66d1.jpg?v=1791720314 Tamoxifen EP Impurity A, Purity: 98.8% | 13002-65-8 Tamoxifen EP Impurity A|C4X-12332|13002-65-8 https://www.jk-sci.com/products/s57c4x-123410 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/249ab6592369ab58073143350b639a83.jpg?v=1791720311 Candesartan Cilexetil EP Impurity C, 98.40% | 1185255-99-5 Candesartan Cilexetil EP Impurity C|C4X-123410|1185255-99-5 https://www.jk-sci.com/products/a01948568 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/10612009b40be530e4b1fd62d8b3771b.jpg?v=1791756728 Titanium(IV) oxide, 99.9%, rutile | 1317-80-2 Titanium(IV) oxide, 99.9%, rutile|948568|1317-80-2 https://www.jk-sci.com/products/s57c4x-123414 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0a4b98ac4dad054aaf69ee8222d001d3.jpg?v=1791720305 Candesartan Cilexetil Impurity 14, 92.50% | 136304-78-4 Candesartan Cilexetil Impurity 14|C4X-123414|136304-78-4 https://www.jk-sci.com/products/s57c4x-123424 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/bfa7fcebd9079317d362d958abd0ee38.jpg?v=1791720301 Candesartan Cilexetil Impurity 24, 98.90% | 139481-28-0 Candesartan Cilexetil Impurity 24|C4X-123424|139481-28-0 https://www.jk-sci.com/products/s57c4x-123436 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_2c3b76cf-6c9e-4c2f-b8b1-b94b18baf995.png?v=1791720299 Candesartan Cilexetil Impurity 36, 98.80% Candesartan Cilexetil Impurity 36|C4X-123436 https://www.jk-sci.com/products/s57c4x-12346 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/0593ff6edf496fffd13fbd1363f35231.jpg?v=1791720289 Candesartan Cilexetil EP Impurity F, 99.90% | 914613-36-8 Candesartan Cilexetil EP Impurity F|C4X-12346|914613-36-8 https://www.jk-sci.com/products/s57c4x-12348 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/120416.png?v=1791720289 Candesartan Cilexetil EP Impurity H, 98.00% | 170791-09-0 Candesartan Cilexetil EP Impurity H|C4X-12348|170791-09-0 https://www.jk-sci.com/products/s57c4x-12351 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/278509.png?v=1791720283 Piracetam EP Impurity D, 99.80% | 53934-76-2 Piracetam EP Impurity D|C4X-12351|53934-76-2 https://www.jk-sci.com/products/s57c4x-123514 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/501649.png?v=1791720278 Piracetam Impurity 14, Purity: 100.0% | 2555-05-7 Piracetam Impurity 14|C4X-123514|2555-05-7 https://www.jk-sci.com/products/s57c4x-123519 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e2785728-a8da-4f2c-a40d-a869d944c547.png?v=1791720274 Piracetam Impurity 19, 96.10% Piracetam Impurity 19|C4X-123519 https://www.jk-sci.com/products/s57c4x-123523 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_0c0f8fad-6c01-47bd-9677-f969cce4decc.png?v=1791720273 Piracetam Impurity 23, Purity: 100.0% Piracetam Impurity 23|C4X-123523 https://www.jk-sci.com/products/s57c4x-123526 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_95291a1c-28fa-46f4-8b06-e2eb40ba05bd.png?v=1791720266 Piracetam Impurity 26, 84.40% Piracetam Impurity 26|C4X-123526 https://www.jk-sci.com/products/s57c4x-123531 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_27a5167e-37bf-4837-8ac9-9b7cc5b21d68.png?v=1791720261 Piracetam impurity 31, 98.20% Piracetam impurity 31|C4X-123531 https://www.jk-sci.com/products/s57c4x-12354 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/98701ad5b60fe978a32db6578aa1cdab.jpg?v=1791720257 Piracetam EP Impurity C, 91.90% | 61516-73-2 Piracetam EP Impurity C|C4X-12354|61516-73-2 https://www.jk-sci.com/products/s57c4x-12356 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/93c1d644099aebb8a7b33bf025d9d0ca.jpg?v=1791720257 Piracetam Impurity 6, 95.30% | 1096803-44-9 Piracetam Impurity 6|C4X-12356|1096803-44-9 https://www.jk-sci.com/products/s57c4x-1236101 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_c8ec878a-b2b1-4752-a8da-b797c2dbb633.png?v=1791720245 Isavuconazole Impurity 101, 95.90% Isavuconazole Impurity 101|C4X-1236101 https://www.jk-sci.com/products/s57c4x-1236109 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_e8a463cb-040f-4bb0-a0de-b44913f3b7fb.png?v=1791720235 Isavuconazole Impurity 109, 99.90% Isavuconazole Impurity 109|C4X-1236109 https://www.jk-sci.com/products/s57c4x-1236104 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/cfc4a1b0dd6bfd2a1c48ef4985791b03.jpg?v=1791720246 Isavuconazole Impurity 104, 97.10% | 2922040-42-2 Isavuconazole Impurity 104|C4X-1236104|2922040-42-2 https://www.jk-sci.com/products/s57c4x-113530 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/d492e3c464b28fcff0cd5a816b4b5398.jpg?v=1791722000 Olaparib Impurity 30, 97.60% | 61260-15-9 Olaparib Impurity 30|C4X-113530|61260-15-9 https://www.jk-sci.com/products/s57c4x-1236113 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_050a153f-9af2-45e8-8c31-981318352e93.png?v=1791720230 Isavuconazole Impurity 113, 93.90% Isavuconazole Impurity 113|C4X-1236113 https://www.jk-sci.com/products/s57c4x-109525 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/282856_a6a54f94-475b-4690-8378-9f4e4dda2194.png?v=1791723519 Amlodipine Impurity25, 99.90% | 3891-07-4 Amlodipine Impurity25|C4X-109525|3891-07-4 https://www.jk-sci.com/products/s57c4x-123614 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/GeneralChemical_optimized_eb5238ec-ff5d-41a9-9d85-f165ad083c5e.png?v=1791720230 Isavuconazole Impurity 14, 84.40% Isavuconazole Impurity 14|C4X-123614 https://www.jk-sci.com/products/s57c4x-114432 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/7138819cef81117e3ea39381409dd3d6.jpg?v=1791721727 Sitagliptin EP Impurity B, 98.10% | 486460-31-5 Sitagliptin EP Impurity B|C4X-114432|486460-31-5 https://www.jk-sci.com/products/s57c4x-11563 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/403553_ff49b380-bfb1-4c04-a10c-0ca6a24e2e2c.png?v=1791721539 Diosmin EP Impurity C, 92.20% | 552-57-8 Diosmin EP Impurity C|C4X-11563|552-57-8 https://www.jk-sci.com/products/s57c4x-11626 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/06c7be9c8c6c5a7f77760206a2796e80.jpg?v=1791721440 Febuxostat Impurity 6, 97.90% | 1239233-87-4 Febuxostat Impurity 6|C4X-11626|1239233-87-4 https://www.jk-sci.com/products/s57c4x-116417 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/313472_160337cc-59ce-48eb-897d-72b71c4ececf.png?v=1791721383 Oxcarbazepine Impurity 17, 98.70% | 578-95-0 Oxcarbazepine Impurity 17|C4X-116417|578-95-0 https://www.jk-sci.com/products/a01948772 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/1099919.png?v=1791756718 1-Benzylpiperidine-4-carbonitrile, 97% | 62718-31-4 1-Benzylpiperidine-4-carbonitrile, 97%|948772|62718-31-4 https://www.jk-sci.com/products/s57c4x-116723 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/e41a7851f4407af48bd4363792d4d6d0.jpg?v=1791721215 Bedaquiline Impurity 23, Purity: 99.6% | 1032468-55-5 Bedaquiline Impurity 23|C4X-116723|1032468-55-5 https://www.jk-sci.com/products/s57c4x-117612 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/24eff1d3bc598c67ca26369437f72841.jpg?v=1791721110 Salbutamol EP Impurity G(Hydrochloride), 94.70% | 24085-08-3 Salbutamol EP Impurity G(Hydrochloride)|C4X-117612|24085-08-3 https://www.jk-sci.com/products/s57c4x-118370 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/052efdb97533f5c8f5a6f098dd60e40a_451393ab-a691-4655-8b4c-0d12abd1df5d.jpg?v=1791720974 Terbutaline EP Impurity D Hydrochloride, 93.00% | 94109-61-2 Terbutaline EP Impurity D Hydrochloride|C4X-118370|94109-61-2 https://www.jk-sci.com/products/s57c4x-11879 2026-10-12T13:03:13-07:00 daily https://cdn.shopify.com/s/files/1/0506/0005/0878/files/406476_76d6d247-6bf5-47cf-b167-ccacf81295de.png?v=1791720914 Tamsulosin EP Impurity I, 98.00% | 3259-03-8 Tamsulosin EP Impurity I|C4X-11879|3259-03-8